561036740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2550167}}^1$

素因数の和:2550187

約数の個数: 24

約数和(自身を含む): 1285284672

約数和(自身を除く): 724247932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2550167, 5100334, 10200668, 12750835, 25501670, 28051837, 51003340, 56103674, 112207348, 140259185, 280518370, 561036740]

約数ペア:

[(1, 561036740), (2, 280518370), (4, 140259185), (5, 112207348), (10, 56103674), (11, 51003340), (20, 28051837), (22, 25501670), (44, 12750835), (55, 10200668), (110, 5100334), (220, 2550167)]