205122980

素因数分解:

$2^2\times 5^1\times {\mathrm{3079}}^1\times {\mathrm{3331}}^1$

素因数の和:6419

約数の個数: 24

約数和(自身を含む): 431027520

約数和(自身を除く): 225904540

約数列:

[1, 2, 4, 5, 10, 20, 3079, 3331, 6158, 6662, 12316, 13324, 15395, 16655, 30790, 33310, 61580, 66620, 10256149, 20512298, 41024596, 51280745, 102561490, 205122980]

約数ペア:

[(1, 205122980), (2, 102561490), (4, 51280745), (5, 41024596), (10, 20512298), (20, 10256149), (3079, 66620), (3331, 61580), (6158, 33310), (6662, 30790), (12316, 16655), (13324, 15395)]