13560980

素因数分解:

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

素因数の和:368

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 16316140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 227, 290, 412, 454, 515, 580, 908, 1030, 1135, 2060, 2270, 2987, 4540, 5974, 6583, 11948, 13166, 14935, 23381, 26332, 29870, 32915, 46762, 59740, 65830, 93524, 116905, 131660, 233810, 467620, 678049, 1356098, 2712196, 3390245, 6780490, 13560980]

約数ペア:

[(1, 13560980), (2, 6780490), (4, 3390245), (5, 2712196), (10, 1356098), (20, 678049), (29, 467620), (58, 233810), (103, 131660), (116, 116905), (145, 93524), (206, 65830), (227, 59740), (290, 46762), (412, 32915), (454, 29870), (515, 26332), (580, 23381), (908, 14935), (1030, 13166), (1135, 11948), (2060, 6583), (2270, 5974), (2987, 4540)]