27498980

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2179}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 57865920

約数和(自身を除く): 30366940

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2179, 2524, 3155, 4358, 6310, 8716, 10895, 12620, 21790, 43580, 1374949, 2749898, 5499796, 6874745, 13749490, 27498980]

約数ペア:

[(1, 27498980), (2, 13749490), (4, 6874745), (5, 5499796), (10, 2749898), (20, 1374949), (631, 43580), (1262, 21790), (2179, 12620), (2524, 10895), (3155, 8716), (4358, 6310)]