6465980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10429}}^1$

素因数の和:10469

約数の個数: 24

約数和(自身を含む): 14017920

約数和(自身を除く): 7551940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 10429, 20858, 41716, 52145, 104290, 208580, 323299, 646598, 1293196, 1616495, 3232990, 6465980]

約数ペア:

[(1, 6465980), (2, 3232990), (4, 1616495), (5, 1293196), (10, 646598), (20, 323299), (31, 208580), (62, 104290), (124, 52145), (155, 41716), (310, 20858), (620, 10429)]