1972273670020

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{761}}^1\times {\mathrm{478171}}^1$

素因数の和:479212

約数の個数: 48

約数和(自身を含む): 4162529339136

約数和(自身を除く): 2190255669116

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 761, 1084, 1355, 1522, 2710, 3044, 3805, 5420, 7610, 15220, 206231, 412462, 478171, 824924, 956342, 1031155, 1912684, 2062310, 2390855, 4124620, 4781710, 9563420, 129584341, 259168682, 363888131, 518337364, 647921705, 727776262, 1295843410, 1455552524, 1819440655, 2591686820, 3638881310, 7277762620, 98613683501, 197227367002, 394454734004, 493068417505, 986136835010, 1972273670020]

約数ペア:

[(1, 1972273670020), (2, 986136835010), (4, 493068417505), (5, 394454734004), (10, 197227367002), (20, 98613683501), (271, 7277762620), (542, 3638881310), (761, 2591686820), (1084, 1819440655), (1355, 1455552524), (1522, 1295843410), (2710, 727776262), (3044, 647921705), (3805, 518337364), (5420, 363888131), (7610, 259168682), (15220, 129584341), (206231, 9563420), (412462, 4781710), (478171, 4124620), (824924, 2390855), (956342, 2062310), (1031155, 1912684)]