15265960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4831}}^1$

素因数の和:4921

約数の個数: 32

約数和(自身を含む): 34790400

約数和(自身を除く): 19524440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4831, 9662, 19324, 24155, 38648, 48310, 96620, 193240, 381649, 763298, 1526596, 1908245, 3053192, 3816490, 7632980, 15265960]

約数ペア:

[(1, 15265960), (2, 7632980), (4, 3816490), (5, 3053192), (8, 1908245), (10, 1526596), (20, 763298), (40, 381649), (79, 193240), (158, 96620), (316, 48310), (395, 38648), (632, 24155), (790, 19324), (1580, 9662), (3160, 4831)]