2660710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 5235552

約数和(自身を除く): 2574842

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 211, 422, 485, 970, 1055, 1261, 2110, 2522, 2743, 5486, 6305, 12610, 13715, 20467, 27430, 40934, 102335, 204670, 266071, 532142, 1330355, 2660710]

約数ペア:

[(1, 2660710), (2, 1330355), (5, 532142), (10, 266071), (13, 204670), (26, 102335), (65, 40934), (97, 27430), (130, 20467), (194, 13715), (211, 12610), (422, 6305), (485, 5486), (970, 2743), (1055, 2522), (1261, 2110)]