74768780

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{3371}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 157202640

約数和(自身を除く): 82433860

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 3371, 4436, 5545, 6742, 11090, 13484, 16855, 22180, 33710, 67420, 3738439, 7476878, 14953756, 18692195, 37384390, 74768780]

約数ペア:

[(1, 74768780), (2, 37384390), (4, 18692195), (5, 14953756), (10, 7476878), (20, 3738439), (1109, 67420), (2218, 33710), (3371, 22180), (4436, 16855), (5545, 13484), (6742, 11090)]