40689745

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1879}}^1$

素因数の和:2016

約数の個数: 16

約数和(自身を含む): 50353920

約数和(自身を除く): 9664175

約数列:

[1, 5, 61, 71, 305, 355, 1879, 4331, 9395, 21655, 114619, 133409, 573095, 667045, 8137949, 40689745]

約数ペア:

[(1, 40689745), (5, 8137949), (61, 667045), (71, 573095), (305, 133409), (355, 114619), (1879, 21655), (4331, 9395)]