620102180

素因数分解:

$2^2\times 5^1\times {\mathrm{3631}}^1\times {\mathrm{8539}}^1$

素因数の和:12179

約数の個数: 24

約数和(自身を含む): 1302725760

約数和(自身を除く): 682623580

約数列:

[1, 2, 4, 5, 10, 20, 3631, 7262, 8539, 14524, 17078, 18155, 34156, 36310, 42695, 72620, 85390, 170780, 31005109, 62010218, 124020436, 155025545, 310051090, 620102180]

約数ペア:

[(1, 620102180), (2, 310051090), (4, 155025545), (5, 124020436), (10, 62010218), (20, 31005109), (3631, 170780), (7262, 85390), (8539, 72620), (14524, 42695), (17078, 36310), (18155, 34156)]