3976175020

素因数分解:

$2^2\times 5^1\times {\mathrm{198808751}}^1$

素因数の和:198808760

約数の個数: 12

約数和(自身を含む): 8349967584

約数和(自身を除く): 4373792564

約数列:

[1, 2, 4, 5, 10, 20, 198808751, 397617502, 795235004, 994043755, 1988087510, 3976175020]

約数ペア:

[(1, 3976175020), (2, 1988087510), (4, 994043755), (5, 795235004), (10, 397617502), (20, 198808751)]