40084538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3998

約数の個数: 32

約数和(自身を含む): 71559936

約数和(自身を除く): 31475398

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 3943, 5083, 7886, 10166, 51259, 67031, 90689, 102518, 134062, 181378, 871403, 1178957, 1541713, 1742806, 2357914, 3083426, 20042269, 40084538]

約数ペア:

[(1, 40084538), (2, 20042269), (13, 3083426), (17, 2357914), (23, 1742806), (26, 1541713), (34, 1178957), (46, 871403), (221, 181378), (299, 134062), (391, 102518), (442, 90689), (598, 67031), (782, 51259), (3943, 10166), (5083, 7886)]