2247642440

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{63781}}^1$

素因数の和:64673

約数の個数: 32

約数和(自身を含む): 5063015160

約数和(自身を除く): 2815372720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 63781, 127562, 255124, 318905, 510248, 637810, 1275620, 2551240, 56191061, 112382122, 224764244, 280955305, 449528488, 561910610, 1123821220, 2247642440]

約数ペア:

[(1, 2247642440), (2, 1123821220), (4, 561910610), (5, 449528488), (8, 280955305), (10, 224764244), (20, 112382122), (40, 56191061), (881, 2551240), (1762, 1275620), (3524, 637810), (4405, 510248), (7048, 318905), (8810, 255124), (17620, 127562), (35240, 63781)]