31110990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13127}}^1$

素因数の和:13216

約数の個数: 32

約数和(自身を含む): 75617280

約数和(自身を除く): 44506290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 13127, 26254, 39381, 65635, 78762, 131270, 196905, 393810, 1037033, 2074066, 3111099, 5185165, 6222198, 10370330, 15555495, 31110990]

約数ペア:

[(1, 31110990), (2, 15555495), (3, 10370330), (5, 6222198), (6, 5185165), (10, 3111099), (15, 2074066), (30, 1037033), (79, 393810), (158, 196905), (237, 131270), (395, 78762), (474, 65635), (790, 39381), (1185, 26254), (2370, 13127)]