15032980

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1321}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 31648680

約数和(自身を除く): 16615700

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 1321, 2276, 2642, 2845, 5284, 5690, 6605, 11380, 13210, 26420, 751649, 1503298, 3006596, 3758245, 7516490, 15032980]

約数ペア:

[(1, 15032980), (2, 7516490), (4, 3758245), (5, 3006596), (10, 1503298), (20, 751649), (569, 26420), (1138, 13210), (1321, 11380), (2276, 6605), (2642, 5690), (2845, 5284)]