1877996440

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{95621}}^1$

素因数の和:96123

約数の個数: 32

約数和(自身を含む): 4234142160

約数和(自身を除く): 2356145720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 95621, 191242, 382484, 478105, 764968, 956210, 1912420, 3824840, 46949911, 93899822, 187799644, 234749555, 375599288, 469499110, 938998220, 1877996440]

約数ペア:

[(1, 1877996440), (2, 938998220), (4, 469499110), (5, 375599288), (8, 234749555), (10, 187799644), (20, 93899822), (40, 46949911), (491, 3824840), (982, 1912420), (1964, 956210), (2455, 764968), (3928, 478105), (4910, 382484), (9820, 191242), (19640, 95621)]