200047420

素因数分解:

$2^2\times 5^1\times {\mathrm{2801}}^1\times {\mathrm{3571}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 420367248

約数和(自身を除く): 220319828

約数列:

[1, 2, 4, 5, 10, 20, 2801, 3571, 5602, 7142, 11204, 14005, 14284, 17855, 28010, 35710, 56020, 71420, 10002371, 20004742, 40009484, 50011855, 100023710, 200047420]

約数ペア:

[(1, 200047420), (2, 100023710), (4, 50011855), (5, 40009484), (10, 20004742), (20, 10002371), (2801, 71420), (3571, 56020), (5602, 35710), (7142, 28010), (11204, 17855), (14005, 14284)]