31908140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145037}}^1$

素因数の和:145057

約数の個数: 24

約数和(自身を含む): 73099152

約数和(自身を除く): 41191012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 145037, 290074, 580148, 725185, 1450370, 1595407, 2900740, 3190814, 6381628, 7977035, 15954070, 31908140]

約数ペア:

[(1, 31908140), (2, 15954070), (4, 7977035), (5, 6381628), (10, 3190814), (11, 2900740), (20, 1595407), (22, 1450370), (44, 725185), (55, 580148), (110, 290074), (220, 145037)]