15623480

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2851}}^1$

素因数の和:2999

約数の個数: 32

約数和(自身を含む): 35421840

約数和(自身を除く): 19798360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 2851, 5480, 5702, 11404, 14255, 22808, 28510, 57020, 114040, 390587, 781174, 1562348, 1952935, 3124696, 3905870, 7811740, 15623480]

約数ペア:

[(1, 15623480), (2, 7811740), (4, 3905870), (5, 3124696), (8, 1952935), (10, 1562348), (20, 781174), (40, 390587), (137, 114040), (274, 57020), (548, 28510), (685, 22808), (1096, 14255), (1370, 11404), (2740, 5702), (2851, 5480)]