131899580

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{17401}}^1$

素因数の和:17789

約数の個数: 24

約数和(自身を含む): 277735920

約数和(自身を除く): 145836340

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 17401, 34802, 69604, 87005, 174010, 348020, 6594979, 13189958, 26379916, 32974895, 65949790, 131899580]

約数ペア:

[(1, 131899580), (2, 65949790), (4, 32974895), (5, 26379916), (10, 13189958), (20, 6594979), (379, 348020), (758, 174010), (1516, 87005), (1895, 69604), (3790, 34802), (7580, 17401)]