2887940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13127}}^1$

素因数の和:13147

約数の個数: 24

約数和(自身を含む): 6616512

約数和(自身を除く): 3728572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 13127, 26254, 52508, 65635, 131270, 144397, 262540, 288794, 577588, 721985, 1443970, 2887940]

約数ペア:

[(1, 2887940), (2, 1443970), (4, 721985), (5, 577588), (10, 288794), (11, 262540), (20, 144397), (22, 131270), (44, 65635), (55, 52508), (110, 26254), (220, 13127)]