65517220

素因数分解:

$2^2\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{2203}}^1$

素因数の和:3699

約数の個数: 24

約数和(自身を含む): 137741184

約数和(自身を除く): 72223964

約数列:

[1, 2, 4, 5, 10, 20, 1487, 2203, 2974, 4406, 5948, 7435, 8812, 11015, 14870, 22030, 29740, 44060, 3275861, 6551722, 13103444, 16379305, 32758610, 65517220]

約数ペア:

[(1, 65517220), (2, 32758610), (4, 16379305), (5, 13103444), (10, 6551722), (20, 3275861), (1487, 44060), (2203, 29740), (2974, 22030), (4406, 14870), (5948, 11015), (7435, 8812)]