1808449940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2311}}^1\times {\mathrm{3557}}^1$

素因数の和:5888

約数の個数: 48

約数和(自身を含む): 4145952384

約数和(自身を除く): 2337502444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2311, 3557, 4622, 7114, 9244, 11555, 14228, 17785, 23110, 25421, 35570, 39127, 46220, 50842, 71140, 78254, 101684, 127105, 156508, 195635, 254210, 391270, 508420, 782540, 8220227, 16440454, 32880908, 41101135, 82202270, 90422497, 164404540, 180844994, 361689988, 452112485, 904224970, 1808449940]

約数ペア:

[(1, 1808449940), (2, 904224970), (4, 452112485), (5, 361689988), (10, 180844994), (11, 164404540), (20, 90422497), (22, 82202270), (44, 41101135), (55, 32880908), (110, 16440454), (220, 8220227), (2311, 782540), (3557, 508420), (4622, 391270), (7114, 254210), (9244, 195635), (11555, 156508), (14228, 127105), (17785, 101684), (23110, 78254), (25421, 71140), (35570, 50842), (39127, 46220)]