2877940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11069}}^1$

素因数の和:11091

約数の個数: 24

約数和(自身を含む): 6509160

約数和(自身を除く): 3631220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11069, 22138, 44276, 55345, 110690, 143897, 221380, 287794, 575588, 719485, 1438970, 2877940]

約数ペア:

[(1, 2877940), (2, 1438970), (4, 719485), (5, 575588), (10, 287794), (13, 221380), (20, 143897), (26, 110690), (52, 55345), (65, 44276), (130, 22138), (260, 11069)]