201399790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491219}}^1$

素因数の和:491267

約数の個数: 16

約数和(自身を含む): 371362320

約数和(自身を除く): 169962530

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 491219, 982438, 2456095, 4912190, 20139979, 40279958, 100699895, 201399790]

約数ペア:

[(1, 201399790), (2, 100699895), (5, 40279958), (10, 20139979), (41, 4912190), (82, 2456095), (205, 982438), (410, 491219)]