2598040

素因数分解:

$2^3\times 5^1\times {\mathrm{64951}}^1$

素因数の和:64962

約数の個数: 16

約数和(自身を含む): 5845680

約数和(自身を除く): 3247640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 64951, 129902, 259804, 324755, 519608, 649510, 1299020, 2598040]

約数ペア:

[(1, 2598040), (2, 1299020), (4, 649510), (5, 519608), (8, 324755), (10, 259804), (20, 129902), (40, 64951)]