18897200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 55076832

約数和(自身を除く): 36179632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 170, 175, 200, 238, 272, 280, 340, 350, 397, 400, 425, 476, 560, 595, 680, 700, 794, 850, 952, 1190, 1360, 1400, 1588, 1700, 1904, 1985, 2380, 2779, 2800, 2975, 3176, 3400, 3970, 4760, 5558, 5950, 6352, 6749, 6800, 7940, 9520, 9925, 11116, 11900, 13498, 13895, 15880, 19850, 22232, 23800, 26996, 27790, 31760, 33745, 39700, 44464, 47243, 47600, 53992, 55580, 67490, 69475, 79400, 94486, 107984, 111160, 134980, 138950, 158800, 168725, 188972, 222320, 236215, 269960, 277900, 337450, 377944, 472430, 539920, 555800, 674900, 755888, 944860, 1111600, 1181075, 1349800, 1889720, 2362150, 2699600, 3779440, 4724300, 9448600, 18897200]

約数ペア:

[(1, 18897200), (2, 9448600), (4, 4724300), (5, 3779440), (7, 2699600), (8, 2362150), (10, 1889720), (14, 1349800), (16, 1181075), (17, 1111600), (20, 944860), (25, 755888), (28, 674900), (34, 555800), (35, 539920), (40, 472430), (50, 377944), (56, 337450), (68, 277900), (70, 269960), (80, 236215), (85, 222320), (100, 188972), (112, 168725), (119, 158800), (136, 138950), (140, 134980), (170, 111160), (175, 107984), (200, 94486), (238, 79400), (272, 69475), (280, 67490), (340, 55580), (350, 53992), (397, 47600), (400, 47243), (425, 44464), (476, 39700), (560, 33745), (595, 31760), (680, 27790), (700, 26996), (794, 23800), (850, 22232), (952, 19850), (1190, 15880), (1360, 13895), (1400, 13498), (1588, 11900), (1700, 11116), (1904, 9925), (1985, 9520), (2380, 7940), (2779, 6800), (2800, 6749), (2975, 6352), (3176, 5950), (3400, 5558), (3970, 4760)]