12564920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10133}}^1$

素因数の和:10175

約数の個数: 32

約数和(自身を含む): 29185920

約数和(自身を除く): 16621000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10133, 20266, 40532, 50665, 81064, 101330, 202660, 314123, 405320, 628246, 1256492, 1570615, 2512984, 3141230, 6282460, 12564920]

約数ペア:

[(1, 12564920), (2, 6282460), (4, 3141230), (5, 2512984), (8, 1570615), (10, 1256492), (20, 628246), (31, 405320), (40, 314123), (62, 202660), (124, 101330), (155, 81064), (248, 50665), (310, 40532), (620, 20266), (1240, 10133)]