8607940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3557}}^1$

素因数の和:3588

約数の個数: 36

約数和(自身を含む): 19874988

約数和(自身を除く): 11267048

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3557, 7114, 14228, 17785, 35570, 39127, 71140, 78254, 156508, 195635, 391270, 430397, 782540, 860794, 1721588, 2151985, 4303970, 8607940]

約数ペア:

[(1, 8607940), (2, 4303970), (4, 2151985), (5, 1721588), (10, 860794), (11, 782540), (20, 430397), (22, 391270), (44, 195635), (55, 156508), (110, 78254), (121, 71140), (220, 39127), (242, 35570), (484, 17785), (605, 14228), (1210, 7114), (2420, 3557)]