8004290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3943}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 17038080

約数和(自身を除く): 9033790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 3943, 7886, 19715, 27601, 39430, 55202, 114347, 138005, 228694, 276010, 571735, 800429, 1143470, 1600858, 4002145, 8004290]

約数ペア:

[(1, 8004290), (2, 4002145), (5, 1600858), (7, 1143470), (10, 800429), (14, 571735), (29, 276010), (35, 228694), (58, 138005), (70, 114347), (145, 55202), (203, 39430), (290, 27601), (406, 19715), (1015, 7886), (2030, 3943)]