9801620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4337}}^1$

素因数の和:4459

約数の個数: 24

約数和(自身を含む): 20770344

約数和(自身を除く): 10968724

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 4337, 8674, 17348, 21685, 43370, 86740, 490081, 980162, 1960324, 2450405, 4900810, 9801620]

約数ペア:

[(1, 9801620), (2, 4900810), (4, 2450405), (5, 1960324), (10, 980162), (20, 490081), (113, 86740), (226, 43370), (452, 21685), (565, 17348), (1130, 8674), (2260, 4337)]