1231708020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20528467}}^1$

素因数の和:20528479

約数の個数: 24

約数和(自身を含む): 3448782624

約数和(自身を除く): 2217074604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20528467, 41056934, 61585401, 82113868, 102642335, 123170802, 205284670, 246341604, 307927005, 410569340, 615854010, 1231708020]

約数ペア:

[(1, 1231708020), (2, 615854010), (3, 410569340), (4, 307927005), (5, 246341604), (6, 205284670), (10, 123170802), (12, 102642335), (15, 82113868), (20, 61585401), (30, 41056934), (60, 20528467)]