31320010040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71181841}}^1$

素因数の和:71181863

約数の個数: 32

約数和(自身を含む): 76876389360

約数和(自身を除く): 45556379320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 71181841, 142363682, 284727364, 355909205, 569454728, 711818410, 783000251, 1423636820, 1566000502, 2847273640, 3132001004, 3915001255, 6264002008, 7830002510, 15660005020, 31320010040]

約数ペア:

[(1, 31320010040), (2, 15660005020), (4, 7830002510), (5, 6264002008), (8, 3915001255), (10, 3132001004), (11, 2847273640), (20, 1566000502), (22, 1423636820), (40, 783000251), (44, 711818410), (55, 569454728), (88, 355909205), (110, 284727364), (220, 142363682), (440, 71181841)]