7978960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9067}}^1$

素因数の和:9091

約数の個数: 40

約数和(自身を含む): 20239776

約数和(自身を除く): 12260816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9067, 18134, 36268, 45335, 72536, 90670, 99737, 145072, 181340, 199474, 362680, 398948, 498685, 725360, 797896, 997370, 1595792, 1994740, 3989480, 7978960]

約数ペア:

[(1, 7978960), (2, 3989480), (4, 1994740), (5, 1595792), (8, 997370), (10, 797896), (11, 725360), (16, 498685), (20, 398948), (22, 362680), (40, 199474), (44, 181340), (55, 145072), (80, 99737), (88, 90670), (110, 72536), (176, 45335), (220, 36268), (440, 18134), (880, 9067)]