15982960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28541}}^1$

素因数の和:28561

約数の個数: 40

約数和(自身を含む): 42470496

約数和(自身を除く): 26487536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28541, 57082, 114164, 142705, 199787, 228328, 285410, 399574, 456656, 570820, 799148, 998935, 1141640, 1598296, 1997870, 2283280, 3196592, 3995740, 7991480, 15982960]

約数ペア:

[(1, 15982960), (2, 7991480), (4, 3995740), (5, 3196592), (7, 2283280), (8, 1997870), (10, 1598296), (14, 1141640), (16, 998935), (20, 799148), (28, 570820), (35, 456656), (40, 399574), (56, 285410), (70, 228328), (80, 199787), (112, 142705), (140, 114164), (280, 57082), (560, 28541)]