15759381520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2774539}}^1$

素因数の和:2774623

約数の個数: 40

約数和(自身を含む): 37156639680

約数和(自身を除く): 21397258160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 2774539, 5549078, 11098156, 13872695, 22196312, 27745390, 44392624, 55490780, 110981560, 196992269, 221963120, 393984538, 787969076, 984961345, 1575938152, 1969922690, 3151876304, 3939845380, 7879690760, 15759381520]

約数ペア:

[(1, 15759381520), (2, 7879690760), (4, 3939845380), (5, 3151876304), (8, 1969922690), (10, 1575938152), (16, 984961345), (20, 787969076), (40, 393984538), (71, 221963120), (80, 196992269), (142, 110981560), (284, 55490780), (355, 44392624), (568, 27745390), (710, 22196312), (1136, 13872695), (1420, 11098156), (2840, 5549078), (5680, 2774539)]