2796170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 5494608

約数和(自身を除く): 2698438

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 157, 274, 314, 685, 785, 1370, 1570, 1781, 2041, 3562, 4082, 8905, 10205, 17810, 20410, 21509, 43018, 107545, 215090, 279617, 559234, 1398085, 2796170]

約数ペア:

[(1, 2796170), (2, 1398085), (5, 559234), (10, 279617), (13, 215090), (26, 107545), (65, 43018), (130, 21509), (137, 20410), (157, 17810), (274, 10205), (314, 8905), (685, 4082), (785, 3562), (1370, 2041), (1570, 1781)]