264261820

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{6907}}^1$

素因数の和:8829

約数の個数: 24

約数和(自身を含む): 555320304

約数和(自身を除く): 291058484

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 6907, 7652, 9565, 13814, 19130, 27628, 34535, 38260, 69070, 138140, 13213091, 26426182, 52852364, 66065455, 132130910, 264261820]

約数ペア:

[(1, 264261820), (2, 132130910), (4, 66065455), (5, 52852364), (10, 26426182), (20, 13213091), (1913, 138140), (3826, 69070), (6907, 38260), (7652, 34535), (9565, 27628), (13814, 19130)]