15006440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2699}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 19013560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2699, 2780, 5398, 5560, 10796, 13495, 21592, 26990, 53980, 107960, 375161, 750322, 1500644, 1875805, 3001288, 3751610, 7503220, 15006440]

約数ペア:

[(1, 15006440), (2, 7503220), (4, 3751610), (5, 3001288), (8, 1875805), (10, 1500644), (20, 750322), (40, 375161), (139, 107960), (278, 53980), (556, 26990), (695, 21592), (1112, 13495), (1390, 10796), (2699, 5560), (2780, 5398)]