39277220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24859}}^1$

素因数の和:24947

約数の個数: 24

約数和(自身を含む): 83529600

約数和(自身を除く): 44252380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 24859, 49718, 99436, 124295, 248590, 497180, 1963861, 3927722, 7855444, 9819305, 19638610, 39277220]

約数ペア:

[(1, 39277220), (2, 19638610), (4, 9819305), (5, 7855444), (10, 3927722), (20, 1963861), (79, 497180), (158, 248590), (316, 124295), (395, 99436), (790, 49718), (1580, 24859)]