4005320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9103}}^1$

素因数の和:9125

約数の個数: 32

約数和(自身を含む): 9832320

約数和(自身を除く): 5827000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 9103, 18206, 36412, 45515, 72824, 91030, 100133, 182060, 200266, 364120, 400532, 500665, 801064, 1001330, 2002660, 4005320]

約数ペア:

[(1, 4005320), (2, 2002660), (4, 1001330), (5, 801064), (8, 500665), (10, 400532), (11, 364120), (20, 200266), (22, 182060), (40, 100133), (44, 91030), (55, 72824), (88, 45515), (110, 36412), (220, 18206), (440, 9103)]