1563642020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{691877}}^1$

素因数の和:691999

約数の個数: 24

約数和(自身を含む): 3312711864

約数和(自身を除く): 1749069844

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 691877, 1383754, 2767508, 3459385, 6918770, 13837540, 78182101, 156364202, 312728404, 390910505, 781821010, 1563642020]

約数ペア:

[(1, 1563642020), (2, 781821010), (4, 390910505), (5, 312728404), (10, 156364202), (20, 78182101), (113, 13837540), (226, 6918770), (452, 3459385), (565, 2767508), (1130, 1383754), (2260, 691877)]