19213600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 55496448

約数和(自身を除く): 36282848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 50, 56, 70, 73, 80, 94, 100, 112, 140, 146, 160, 175, 188, 200, 224, 235, 280, 292, 329, 350, 365, 376, 400, 470, 511, 560, 584, 658, 700, 730, 752, 800, 940, 1022, 1120, 1168, 1175, 1316, 1400, 1460, 1504, 1645, 1825, 1880, 2044, 2336, 2350, 2555, 2632, 2800, 2920, 3290, 3431, 3650, 3760, 4088, 4700, 5110, 5264, 5600, 5840, 6580, 6862, 7300, 7520, 8176, 8225, 9400, 10220, 10528, 11680, 12775, 13160, 13724, 14600, 16352, 16450, 17155, 18800, 20440, 24017, 25550, 26320, 27448, 29200, 32900, 34310, 37600, 40880, 48034, 51100, 52640, 54896, 58400, 65800, 68620, 81760, 85775, 96068, 102200, 109792, 120085, 131600, 137240, 171550, 192136, 204400, 240170, 263200, 274480, 343100, 384272, 408800, 480340, 548960, 600425, 686200, 768544, 960680, 1200850, 1372400, 1921360, 2401700, 2744800, 3842720, 4803400, 9606800, 19213600]

約数ペア:

[(1, 19213600), (2, 9606800), (4, 4803400), (5, 3842720), (7, 2744800), (8, 2401700), (10, 1921360), (14, 1372400), (16, 1200850), (20, 960680), (25, 768544), (28, 686200), (32, 600425), (35, 548960), (40, 480340), (47, 408800), (50, 384272), (56, 343100), (70, 274480), (73, 263200), (80, 240170), (94, 204400), (100, 192136), (112, 171550), (140, 137240), (146, 131600), (160, 120085), (175, 109792), (188, 102200), (200, 96068), (224, 85775), (235, 81760), (280, 68620), (292, 65800), (329, 58400), (350, 54896), (365, 52640), (376, 51100), (400, 48034), (470, 40880), (511, 37600), (560, 34310), (584, 32900), (658, 29200), (700, 27448), (730, 26320), (752, 25550), (800, 24017), (940, 20440), (1022, 18800), (1120, 17155), (1168, 16450), (1175, 16352), (1316, 14600), (1400, 13724), (1460, 13160), (1504, 12775), (1645, 11680), (1825, 10528), (1880, 10220), (2044, 9400), (2336, 8225), (2350, 8176), (2555, 7520), (2632, 7300), (2800, 6862), (2920, 6580), (3290, 5840), (3431, 5600), (3650, 5264), (3760, 5110), (4088, 4700)]