1624940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 3447360

約数和(自身を除く): 1822420

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 719, 1130, 1438, 2260, 2876, 3595, 7190, 14380, 81247, 162494, 324988, 406235, 812470, 1624940]

約数ペア:

[(1, 1624940), (2, 812470), (4, 406235), (5, 324988), (10, 162494), (20, 81247), (113, 14380), (226, 7190), (452, 3595), (565, 2876), (719, 2260), (1130, 1438)]