420121004

素因数分解:

$2^2\times {\mathrm{4001}}^1\times {\mathrm{26251}}^1$

素因数の和:30256

約数の個数: 12

約数和(自身を含む): 735423528

約数和(自身を除く): 315302524

約数列:

[1, 2, 4, 4001, 8002, 16004, 26251, 52502, 105004, 105030251, 210060502, 420121004]

約数ペア:

[(1, 420121004), (2, 210060502), (4, 105030251), (4001, 105004), (8002, 52502), (16004, 26251)]