220073480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{500167}}^1$

素因数の和:500189

約数の個数: 32

約数和(自身を含む): 540181440

約数和(自身を除く): 320107960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 500167, 1000334, 2000668, 2500835, 4001336, 5001670, 5501837, 10003340, 11003674, 20006680, 22007348, 27509185, 44014696, 55018370, 110036740, 220073480]

約数ペア:

[(1, 220073480), (2, 110036740), (4, 55018370), (5, 44014696), (8, 27509185), (10, 22007348), (11, 20006680), (20, 11003674), (22, 10003340), (40, 5501837), (44, 5001670), (55, 4001336), (88, 2500835), (110, 2000668), (220, 1000334), (440, 500167)]