27121960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 64022400

約数和(自身を除く): 36900440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 206, 227, 232, 290, 412, 454, 515, 580, 824, 908, 1030, 1135, 1160, 1816, 2060, 2270, 2987, 4120, 4540, 5974, 6583, 9080, 11948, 13166, 14935, 23381, 23896, 26332, 29870, 32915, 46762, 52664, 59740, 65830, 93524, 116905, 119480, 131660, 187048, 233810, 263320, 467620, 678049, 935240, 1356098, 2712196, 3390245, 5424392, 6780490, 13560980, 27121960]

約数ペア:

[(1, 27121960), (2, 13560980), (4, 6780490), (5, 5424392), (8, 3390245), (10, 2712196), (20, 1356098), (29, 935240), (40, 678049), (58, 467620), (103, 263320), (116, 233810), (145, 187048), (206, 131660), (227, 119480), (232, 116905), (290, 93524), (412, 65830), (454, 59740), (515, 52664), (580, 46762), (824, 32915), (908, 29870), (1030, 26332), (1135, 23896), (1160, 23381), (1816, 14935), (2060, 13166), (2270, 11948), (2987, 9080), (4120, 6583), (4540, 5974)]