39848980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{11131}}^1$

素因数の和:11319

約数の個数: 24

約数和(自身を含む): 84157920

約数和(自身を除く): 44308940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 11131, 22262, 44524, 55655, 111310, 222620, 1992449, 3984898, 7969796, 9962245, 19924490, 39848980]

約数ペア:

[(1, 39848980), (2, 19924490), (4, 9962245), (5, 7969796), (10, 3984898), (20, 1992449), (179, 222620), (358, 111310), (716, 55655), (895, 44524), (1790, 22262), (3580, 11131)]