26471240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16141}}^1$

素因数の和:16193

約数の個数: 32

約数和(自身を含む): 61016760

約数和(自身を除く): 34545520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16141, 32282, 64564, 80705, 129128, 161410, 322820, 645640, 661781, 1323562, 2647124, 3308905, 5294248, 6617810, 13235620, 26471240]

約数ペア:

[(1, 26471240), (2, 13235620), (4, 6617810), (5, 5294248), (8, 3308905), (10, 2647124), (20, 1323562), (40, 661781), (41, 645640), (82, 322820), (164, 161410), (205, 129128), (328, 80705), (410, 64564), (820, 32282), (1640, 16141)]