20038354000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2911

約数の個数: 240

約数和(自身を含む): 57155890896

約数和(自身を除く): 37117536896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 73, 80, 98, 100, 112, 125, 140, 146, 175, 196, 200, 245, 250, 280, 292, 350, 365, 392, 400, 490, 500, 511, 560, 584, 700, 730, 784, 875, 980, 1000, 1022, 1168, 1225, 1400, 1460, 1750, 1825, 1960, 2000, 2044, 2450, 2555, 2800, 2801, 2920, 3500, 3577, 3650, 3920, 4088, 4900, 5110, 5602, 5840, 6125, 7000, 7154, 7300, 8176, 9125, 9800, 10220, 11204, 12250, 12775, 14000, 14005, 14308, 14600, 17885, 18250, 19600, 19607, 20440, 22408, 24500, 25550, 28010, 28616, 29200, 35770, 36500, 39214, 40880, 44816, 49000, 51100, 56020, 57232, 63875, 70025, 71540, 73000, 78428, 89425, 98000, 98035, 102200, 112040, 127750, 137249, 140050, 143080, 146000, 156856, 178850, 196070, 204400, 204473, 224080, 255500, 274498, 280100, 286160, 313712, 350125, 357700, 392140, 408946, 447125, 490175, 511000, 548996, 560200, 686245, 700250, 715400, 784280, 817892, 894250, 980350, 1022000, 1022365, 1097992, 1120400, 1372490, 1400500, 1430800, 1431311, 1568560, 1635784, 1788500, 1960700, 2044730, 2195984, 2450875, 2744980, 2801000, 2862622, 3271568, 3431225, 3577000, 3921400, 4089460, 4901750, 5111825, 5489960, 5602000, 5725244, 6862450, 7154000, 7156555, 7842800, 8178920, 9803500, 10019177, 10223650, 10979920, 11450488, 13724900, 14313110, 16357840, 17156125, 19607000, 20038354, 20447300, 22900976, 25559125, 27449800, 28626220, 34312250, 35782775, 39214000, 40076708, 40894600, 50095885, 51118250, 54899600, 57252440, 68624500, 71565550, 80153416, 81789200, 100191770, 102236500, 114504880, 137249000, 143131100, 160306832, 178913875, 200383540, 204473000, 250479425, 274498000, 286262200, 357827750, 400767080, 408946000, 500958850, 572524400, 715655500, 801534160, 1001917700, 1252397125, 1431311000, 2003835400, 2504794250, 2862622000, 4007670800, 5009588500, 10019177000, 20038354000]

約数ペア:

[(1, 20038354000), (2, 10019177000), (4, 5009588500), (5, 4007670800), (7, 2862622000), (8, 2504794250), (10, 2003835400), (14, 1431311000), (16, 1252397125), (20, 1001917700), (25, 801534160), (28, 715655500), (35, 572524400), (40, 500958850), (49, 408946000), (50, 400767080), (56, 357827750), (70, 286262200), (73, 274498000), (80, 250479425), (98, 204473000), (100, 200383540), (112, 178913875), (125, 160306832), (140, 143131100), (146, 137249000), (175, 114504880), (196, 102236500), (200, 100191770), (245, 81789200), (250, 80153416), (280, 71565550), (292, 68624500), (350, 57252440), (365, 54899600), (392, 51118250), (400, 50095885), (490, 40894600), (500, 40076708), (511, 39214000), (560, 35782775), (584, 34312250), (700, 28626220), (730, 27449800), (784, 25559125), (875, 22900976), (980, 20447300), (1000, 20038354), (1022, 19607000), (1168, 17156125), (1225, 16357840), (1400, 14313110), (1460, 13724900), (1750, 11450488), (1825, 10979920), (1960, 10223650), (2000, 10019177), (2044, 9803500), (2450, 8178920), (2555, 7842800), (2800, 7156555), (2801, 7154000), (2920, 6862450), (3500, 5725244), (3577, 5602000), (3650, 5489960), (3920, 5111825), (4088, 4901750), (4900, 4089460), (5110, 3921400), (5602, 3577000), (5840, 3431225), (6125, 3271568), (7000, 2862622), (7154, 2801000), (7300, 2744980), (8176, 2450875), (9125, 2195984), (9800, 2044730), (10220, 1960700), (11204, 1788500), (12250, 1635784), (12775, 1568560), (14000, 1431311), (14005, 1430800), (14308, 1400500), (14600, 1372490), (17885, 1120400), (18250, 1097992), (19600, 1022365), (19607, 1022000), (20440, 980350), (22408, 894250), (24500, 817892), (25550, 784280), (28010, 715400), (28616, 700250), (29200, 686245), (35770, 560200), (36500, 548996), (39214, 511000), (40880, 490175), (44816, 447125), (49000, 408946), (51100, 392140), (56020, 357700), (57232, 350125), (63875, 313712), (70025, 286160), (71540, 280100), (73000, 274498), (78428, 255500), (89425, 224080), (98000, 204473), (98035, 204400), (102200, 196070), (112040, 178850), (127750, 156856), (137249, 146000), (140050, 143080)]