31200730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3187}}^1$

素因数の和:3294

約数の個数: 32

約数和(自身を含む): 61974720

約数和(自身を除く): 30773990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 3187, 4895, 6374, 9790, 15935, 31870, 35057, 70114, 175285, 283643, 350570, 567286, 1418215, 2836430, 3120073, 6240146, 15600365, 31200730]

約数ペア:

[(1, 31200730), (2, 15600365), (5, 6240146), (10, 3120073), (11, 2836430), (22, 1418215), (55, 567286), (89, 350570), (110, 283643), (178, 175285), (445, 70114), (890, 35057), (979, 31870), (1958, 15935), (3187, 9790), (4895, 6374)]