200920165940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{772769869}}^1$

素因数の和:772769891

約数の個数: 24

約数和(自身を含む): 454388683560

約数和(自身を除く): 253468517620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 772769869, 1545539738, 3091079476, 3863849345, 7727698690, 10046008297, 15455397380, 20092016594, 40184033188, 50230041485, 100460082970, 200920165940]

約数ペア:

[(1, 200920165940), (2, 100460082970), (4, 50230041485), (5, 40184033188), (10, 20092016594), (13, 15455397380), (20, 10046008297), (26, 7727698690), (52, 3863849345), (65, 3091079476), (130, 1545539738), (260, 772769869)]