5243380

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{641}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 11055240

約数和(自身を除く): 5811860

約数列:

[1, 2, 4, 5, 10, 20, 409, 641, 818, 1282, 1636, 2045, 2564, 3205, 4090, 6410, 8180, 12820, 262169, 524338, 1048676, 1310845, 2621690, 5243380]

約数ペア:

[(1, 5243380), (2, 2621690), (4, 1310845), (5, 1048676), (10, 524338), (20, 262169), (409, 12820), (641, 8180), (818, 6410), (1282, 4090), (1636, 3205), (2045, 2564)]