31087540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141307}}^1$

素因数の和:141327

約数の個数: 24

約数和(自身を含む): 71219232

約数和(自身を除く): 40131692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 141307, 282614, 565228, 706535, 1413070, 1554377, 2826140, 3108754, 6217508, 7771885, 15543770, 31087540]

約数ペア:

[(1, 31087540), (2, 15543770), (4, 7771885), (5, 6217508), (10, 3108754), (11, 2826140), (20, 1554377), (22, 1413070), (44, 706535), (55, 565228), (110, 282614), (220, 141307)]