23667140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2381}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 57625344

約数和(自身を除く): 33958204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2381, 2485, 4762, 4970, 9524, 9940, 11905, 16667, 23810, 33334, 47620, 66668, 83335, 166670, 169051, 333340, 338102, 676204, 845255, 1183357, 1690510, 2366714, 3381020, 4733428, 5916785, 11833570, 23667140]

約数ペア:

[(1, 23667140), (2, 11833570), (4, 5916785), (5, 4733428), (7, 3381020), (10, 2366714), (14, 1690510), (20, 1183357), (28, 845255), (35, 676204), (70, 338102), (71, 333340), (140, 169051), (142, 166670), (284, 83335), (355, 66668), (497, 47620), (710, 33334), (994, 23810), (1420, 16667), (1988, 11905), (2381, 9940), (2485, 9524), (4762, 4970)]