3972103640

素因数分解:

$2^3\times 5^1\times {\mathrm{99302591}}^1$

素因数の和:99302602

約数の個数: 16

約数和(自身を含む): 8937233280

約数和(自身を除く): 4965129640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99302591, 198605182, 397210364, 496512955, 794420728, 993025910, 1986051820, 3972103640]

約数ペア:

[(1, 3972103640), (2, 1986051820), (4, 993025910), (5, 794420728), (8, 496512955), (10, 397210364), (20, 198605182), (40, 99302591)]