260494790

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{49999}}^1$

素因数の和:50527

約数の個数: 16

約数和(自身を含む): 469800000

約数和(自身を除く): 209305210

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 49999, 99998, 249995, 499990, 26049479, 52098958, 130247395, 260494790]

約数ペア:

[(1, 260494790), (2, 130247395), (5, 52098958), (10, 26049479), (521, 499990), (1042, 249995), (2605, 99998), (5210, 49999)]