2502040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 5715360

約数和(自身を除く): 3213320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 881, 1420, 1762, 2840, 3524, 4405, 7048, 8810, 17620, 35240, 62551, 125102, 250204, 312755, 500408, 625510, 1251020, 2502040]

約数ペア:

[(1, 2502040), (2, 1251020), (4, 625510), (5, 500408), (8, 312755), (10, 250204), (20, 125102), (40, 62551), (71, 35240), (142, 17620), (284, 8810), (355, 7048), (568, 4405), (710, 3524), (881, 2840), (1420, 1762)]