20210420

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4337}}^1$

素因数の和:4579

約数の個数: 24

約数和(自身を含む): 42633864

約数和(自身を除く): 22423444

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4337, 4660, 8674, 17348, 21685, 43370, 86740, 1010521, 2021042, 4042084, 5052605, 10105210, 20210420]

約数ペア:

[(1, 20210420), (2, 10105210), (4, 5052605), (5, 4042084), (10, 2021042), (20, 1010521), (233, 86740), (466, 43370), (932, 21685), (1165, 17348), (2330, 8674), (4337, 4660)]