408020204

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{1009951}}^1$

素因数の和:1010056

約数の個数: 12

約数和(自身を含む): 721105728

約数和(自身を除く): 313085524

約数列:

[1, 2, 4, 101, 202, 404, 1009951, 2019902, 4039804, 102005051, 204010102, 408020204]

約数ペア:

[(1, 408020204), (2, 204010102), (4, 102005051), (101, 4039804), (202, 2019902), (404, 1009951)]