39168140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{178037}}^1$

素因数の和:178057

約数の個数: 24

約数和(自身を含む): 89731152

約数和(自身を除く): 50563012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 178037, 356074, 712148, 890185, 1780370, 1958407, 3560740, 3916814, 7833628, 9792035, 19584070, 39168140]

約数ペア:

[(1, 39168140), (2, 19584070), (4, 9792035), (5, 7833628), (10, 3916814), (11, 3560740), (20, 1958407), (22, 1780370), (44, 890185), (55, 712148), (110, 356074), (220, 178037)]