2018987960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4588609}}^1$

素因数の和:4588631

約数の個数: 32

約数和(自身を含む): 4955698800

約数和(自身を除く): 2936710840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4588609, 9177218, 18354436, 22943045, 36708872, 45886090, 50474699, 91772180, 100949398, 183544360, 201898796, 252373495, 403797592, 504746990, 1009493980, 2018987960]

約数ペア:

[(1, 2018987960), (2, 1009493980), (4, 504746990), (5, 403797592), (8, 252373495), (10, 201898796), (11, 183544360), (20, 100949398), (22, 91772180), (40, 50474699), (44, 45886090), (55, 36708872), (88, 22943045), (110, 18354436), (220, 9177218), (440, 4588609)]