2017440043525

素因数分解:

$5^2\times {\mathrm{1999891}}^1\times {\mathrm{40351}}^1$

素因数の和:2040252

約数の個数: 12

約数和(自身を含む): 2501688901504

約数和(自身を除く): 484248857979

約数列:

[1, 5, 25, 40351, 201755, 1008775, 1999891, 9999455, 49997275, 80697601741, 403488008705, 2017440043525]

約数ペア:

[(1, 2017440043525), (5, 403488008705), (25, 80697601741), (40351, 49997275), (201755, 9999455), (1008775, 1999891)]