39886260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{664771}}^1$

素因数の和:664783

約数の個数: 24

約数和(自身を含む): 111681696

約数和(自身を除く): 71795436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 664771, 1329542, 1994313, 2659084, 3323855, 3988626, 6647710, 7977252, 9971565, 13295420, 19943130, 39886260]

約数ペア:

[(1, 39886260), (2, 19943130), (3, 13295420), (4, 9971565), (5, 7977252), (6, 6647710), (10, 3988626), (12, 3323855), (15, 2659084), (20, 1994313), (30, 1329542), (60, 664771)]