20553180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342553}}^1$

素因数の和:342565

約数の個数: 24

約数和(自身を含む): 57549072

約数和(自身を除く): 36995892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342553, 685106, 1027659, 1370212, 1712765, 2055318, 3425530, 4110636, 5138295, 6851060, 10276590, 20553180]

約数ペア:

[(1, 20553180), (2, 10276590), (3, 6851060), (4, 5138295), (5, 4110636), (6, 3425530), (10, 2055318), (12, 1712765), (15, 1370212), (20, 1027659), (30, 685106), (60, 342553)]