8678060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 11008180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 557, 779, 820, 1114, 1558, 2228, 2785, 3116, 3895, 5570, 7790, 10583, 11140, 15580, 21166, 22837, 42332, 45674, 52915, 91348, 105830, 114185, 211660, 228370, 433903, 456740, 867806, 1735612, 2169515, 4339030, 8678060]

約数ペア:

[(1, 8678060), (2, 4339030), (4, 2169515), (5, 1735612), (10, 867806), (19, 456740), (20, 433903), (38, 228370), (41, 211660), (76, 114185), (82, 105830), (95, 91348), (164, 52915), (190, 45674), (205, 42332), (380, 22837), (410, 21166), (557, 15580), (779, 11140), (820, 10583), (1114, 7790), (1558, 5570), (2228, 3895), (2785, 3116)]