280565522140

素因数分解:

$2^2\times 5^1\times {\mathrm{10091}}^1\times {\mathrm{1390177}}^1$

素因数の和:1400277

約数の個数: 24

約数和(自身を含む): 589246407792

約数和(自身を除く): 308680885652

約数列:

[1, 2, 4, 5, 10, 20, 10091, 20182, 40364, 50455, 100910, 201820, 1390177, 2780354, 5560708, 6950885, 13901770, 27803540, 14028276107, 28056552214, 56113104428, 70141380535, 140282761070, 280565522140]

約数ペア:

[(1, 280565522140), (2, 140282761070), (4, 70141380535), (5, 56113104428), (10, 28056552214), (20, 14028276107), (10091, 27803540), (20182, 13901770), (40364, 6950885), (50455, 5560708), (100910, 2780354), (201820, 1390177)]