39956510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 78732000

約数和(自身を除く): 38775490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 449, 809, 898, 1618, 2245, 4045, 4490, 4939, 8090, 8899, 9878, 17798, 24695, 44495, 49390, 88990, 363241, 726482, 1816205, 3632410, 3995651, 7991302, 19978255, 39956510]

約数ペア:

[(1, 39956510), (2, 19978255), (5, 7991302), (10, 3995651), (11, 3632410), (22, 1816205), (55, 726482), (110, 363241), (449, 88990), (809, 49390), (898, 44495), (1618, 24695), (2245, 17798), (4045, 9878), (4490, 8899), (4939, 8090)]