40248820

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3613}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 84697704

約数和(自身を除く): 44448884

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 3613, 5570, 7226, 11140, 14452, 18065, 36130, 72260, 2012441, 4024882, 8049764, 10062205, 20124410, 40248820]

約数ペア:

[(1, 40248820), (2, 20124410), (4, 10062205), (5, 8049764), (10, 4024882), (20, 2012441), (557, 72260), (1114, 36130), (2228, 18065), (2785, 14452), (3613, 11140), (5570, 7226)]