40621895

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{647}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 50621760

約数和(自身を除く): 9999865

約数列:

[1, 5, 29, 145, 433, 647, 2165, 3235, 12557, 18763, 62785, 93815, 280151, 1400755, 8124379, 40621895]

約数ペア:

[(1, 40621895), (5, 8124379), (29, 1400755), (145, 280151), (433, 93815), (647, 62785), (2165, 18763), (3235, 12557)]