1231160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4397}}^1$

素因数の和:4415

約数の個数: 32

約数和(自身を含む): 3166560

約数和(自身を除く): 1935400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4397, 8794, 17588, 21985, 30779, 35176, 43970, 61558, 87940, 123116, 153895, 175880, 246232, 307790, 615580, 1231160]

約数ペア:

[(1, 1231160), (2, 615580), (4, 307790), (5, 246232), (7, 175880), (8, 153895), (10, 123116), (14, 87940), (20, 61558), (28, 43970), (35, 35176), (40, 30779), (56, 21985), (70, 17588), (140, 8794), (280, 4397)]