4445320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10103}}^1$

素因数の和:10125

約数の個数: 32

約数和(自身を含む): 10912320

約数和(自身を除く): 6467000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 10103, 20206, 40412, 50515, 80824, 101030, 111133, 202060, 222266, 404120, 444532, 555665, 889064, 1111330, 2222660, 4445320]

約数ペア:

[(1, 4445320), (2, 2222660), (4, 1111330), (5, 889064), (8, 555665), (10, 444532), (11, 404120), (20, 222266), (22, 202060), (40, 111133), (44, 101030), (55, 80824), (88, 50515), (110, 40412), (220, 20206), (440, 10103)]