28361920

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:617

約数の個数: 56

約数和(自身を含む): 67994784

約数和(自身を除く): 39632864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 337, 526, 674, 1052, 1315, 1348, 1685, 2104, 2630, 2696, 3370, 4208, 5260, 5392, 6740, 8416, 10520, 10784, 13480, 16832, 21040, 21568, 26960, 42080, 53920, 84160, 88631, 107840, 177262, 354524, 443155, 709048, 886310, 1418096, 1772620, 2836192, 3545240, 5672384, 7090480, 14180960, 28361920]

約数ペア:

[(1, 28361920), (2, 14180960), (4, 7090480), (5, 5672384), (8, 3545240), (10, 2836192), (16, 1772620), (20, 1418096), (32, 886310), (40, 709048), (64, 443155), (80, 354524), (160, 177262), (263, 107840), (320, 88631), (337, 84160), (526, 53920), (674, 42080), (1052, 26960), (1315, 21568), (1348, 21040), (1685, 16832), (2104, 13480), (2630, 10784), (2696, 10520), (3370, 8416), (4208, 6740), (5260, 5392)]