39243580

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1571}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 82530000

約数和(自身を除く): 43286420

約数列:

[1, 2, 4, 5, 10, 20, 1249, 1571, 2498, 3142, 4996, 6245, 6284, 7855, 12490, 15710, 24980, 31420, 1962179, 3924358, 7848716, 9810895, 19621790, 39243580]

約数ペア:

[(1, 39243580), (2, 19621790), (4, 9810895), (5, 7848716), (10, 3924358), (20, 1962179), (1249, 31420), (1571, 24980), (2498, 15710), (3142, 12490), (4996, 7855), (6245, 6284)]