20194398910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41213059}}^1$

素因数の和:41213080

約数の個数: 24

約数和(自身を含む): 42284599560

約数和(自身を除く): 22090200650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41213059, 82426118, 206065295, 288491413, 412130590, 576982826, 1442457065, 2019439891, 2884914130, 4038879782, 10097199455, 20194398910]

約数ペア:

[(1, 20194398910), (2, 10097199455), (5, 4038879782), (7, 2884914130), (10, 2019439891), (14, 1442457065), (35, 576982826), (49, 412130590), (70, 288491413), (98, 206065295), (245, 82426118), (490, 41213059)]