60820840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10939}}^1$

素因数の和:11089

約数の個数: 32

約数和(自身を含む): 137844000

約数和(自身を除く): 77023160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 10939, 21878, 43756, 54695, 87512, 109390, 218780, 437560, 1520521, 3041042, 6082084, 7602605, 12164168, 15205210, 30410420, 60820840]

約数ペア:

[(1, 60820840), (2, 30410420), (4, 15205210), (5, 12164168), (8, 7602605), (10, 6082084), (20, 3041042), (40, 1520521), (139, 437560), (278, 218780), (556, 109390), (695, 87512), (1112, 54695), (1390, 43756), (2780, 21878), (5560, 10939)]