123455320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{106427}}^1$

素因数の和:106467

約数の個数: 32

約数和(自身を含む): 287355600

約数和(自身を除く): 163900280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 106427, 212854, 425708, 532135, 851416, 1064270, 2128540, 3086383, 4257080, 6172766, 12345532, 15431915, 24691064, 30863830, 61727660, 123455320]

約数ペア:

[(1, 123455320), (2, 61727660), (4, 30863830), (5, 24691064), (8, 15431915), (10, 12345532), (20, 6172766), (29, 4257080), (40, 3086383), (58, 2128540), (116, 1064270), (145, 851416), (232, 532135), (290, 425708), (580, 212854), (1160, 106427)]