55730980

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6949}}^1$

素因数の和:7359

約数の個数: 24

約数和(自身を含む): 117343800

約数和(自身を除く): 61612820

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 6949, 8020, 13898, 27796, 34745, 69490, 138980, 2786549, 5573098, 11146196, 13932745, 27865490, 55730980]

約数ペア:

[(1, 55730980), (2, 27865490), (4, 13932745), (5, 11146196), (10, 5573098), (20, 2786549), (401, 138980), (802, 69490), (1604, 34745), (2005, 27796), (4010, 13898), (6949, 8020)]