38987960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88609}}^1$

素因数の和:88631

約数の個数: 32

約数和(自身を含む): 95698800

約数和(自身を除く): 56710840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 88609, 177218, 354436, 443045, 708872, 886090, 974699, 1772180, 1949398, 3544360, 3898796, 4873495, 7797592, 9746990, 19493980, 38987960]

約数ペア:

[(1, 38987960), (2, 19493980), (4, 9746990), (5, 7797592), (8, 4873495), (10, 3898796), (11, 3544360), (20, 1949398), (22, 1772180), (40, 974699), (44, 886090), (55, 708872), (88, 443045), (110, 354436), (220, 177218), (440, 88609)]