2506280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8951}}^1$

素因数の和:8969

約数の個数: 32

約数和(自身を含む): 6445440

約数和(自身を除く): 3939160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8951, 17902, 35804, 44755, 62657, 71608, 89510, 125314, 179020, 250628, 313285, 358040, 501256, 626570, 1253140, 2506280]

約数ペア:

[(1, 2506280), (2, 1253140), (4, 626570), (5, 501256), (7, 358040), (8, 313285), (10, 250628), (14, 179020), (20, 125314), (28, 89510), (35, 71608), (40, 62657), (56, 44755), (70, 35804), (140, 17902), (280, 8951)]