2590040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 5914080

約数和(自身を除く): 3324040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 887, 1460, 1774, 2920, 3548, 4435, 7096, 8870, 17740, 35480, 64751, 129502, 259004, 323755, 518008, 647510, 1295020, 2590040]

約数ペア:

[(1, 2590040), (2, 1295020), (4, 647510), (5, 518008), (8, 323755), (10, 259004), (20, 129502), (40, 64751), (73, 35480), (146, 17740), (292, 8870), (365, 7096), (584, 4435), (730, 3548), (887, 2920), (1460, 1774)]