201197620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773837}}^1$

素因数の和:773859

約数の個数: 24

約数和(自身を含む): 455016744

約数和(自身を除く): 253819124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773837, 1547674, 3095348, 3869185, 7738370, 10059881, 15476740, 20119762, 40239524, 50299405, 100598810, 201197620]

約数ペア:

[(1, 201197620), (2, 100598810), (4, 50299405), (5, 40239524), (10, 20119762), (13, 15476740), (20, 10059881), (26, 7738370), (52, 3869185), (65, 3095348), (130, 1547674), (260, 773837)]