191960180

素因数分解:

$2^2\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{5081}}^1$

素因数の和:6979

約数の個数: 24

約数和(自身を含む): 403409160

約数和(自身を除く): 211448980

約数列:

[1, 2, 4, 5, 10, 20, 1889, 3778, 5081, 7556, 9445, 10162, 18890, 20324, 25405, 37780, 50810, 101620, 9598009, 19196018, 38392036, 47990045, 95980090, 191960180]

約数ペア:

[(1, 191960180), (2, 95980090), (4, 47990045), (5, 38392036), (10, 19196018), (20, 9598009), (1889, 101620), (3778, 50810), (5081, 37780), (7556, 25405), (9445, 20324), (10162, 18890)]