200417620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{770837}}^1$

素因数の和:770859

約数の個数: 24

約数和(自身を含む): 453252744

約数和(自身を除く): 252835124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 770837, 1541674, 3083348, 3854185, 7708370, 10020881, 15416740, 20041762, 40083524, 50104405, 100208810, 200417620]

約数ペア:

[(1, 200417620), (2, 100208810), (4, 50104405), (5, 40083524), (10, 20041762), (13, 15416740), (20, 10020881), (26, 7708370), (52, 3854185), (65, 3083348), (130, 1541674), (260, 770837)]