20565692780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35458091}}^1$

素因数の和:35458129

約数の個数: 24

約数和(自身を含む): 44677195920

約数和(自身を除く): 24111503140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35458091, 70916182, 141832364, 177290455, 354580910, 709161820, 1028284639, 2056569278, 4113138556, 5141423195, 10282846390, 20565692780]

約数ペア:

[(1, 20565692780), (2, 10282846390), (4, 5141423195), (5, 4113138556), (10, 2056569278), (20, 1028284639), (29, 709161820), (58, 354580910), (116, 177290455), (145, 141832364), (290, 70916182), (580, 35458091)]