15203435540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6974053}}^1$

素因数の和:6974171

約数の個数: 24

約数和(自身を含む): 32220129480

約数和(自身を除く): 17016693940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6974053, 13948106, 27896212, 34870265, 69740530, 139481060, 760171777, 1520343554, 3040687108, 3800858885, 7601717770, 15203435540]

約数ペア:

[(1, 15203435540), (2, 7601717770), (4, 3800858885), (5, 3040687108), (10, 1520343554), (20, 760171777), (109, 139481060), (218, 69740530), (436, 34870265), (545, 27896212), (1090, 13948106), (2180, 6974053)]