13207180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3253}}^1$

素因数の和:3298

約数の個数: 48

約数和(自身を含む): 32800320

約数和(自身を除く): 19593140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3253, 4060, 6506, 13012, 16265, 22771, 32530, 45542, 65060, 91084, 94337, 113855, 188674, 227710, 377348, 455420, 471685, 660359, 943370, 1320718, 1886740, 2641436, 3301795, 6603590, 13207180]

約数ペア:

[(1, 13207180), (2, 6603590), (4, 3301795), (5, 2641436), (7, 1886740), (10, 1320718), (14, 943370), (20, 660359), (28, 471685), (29, 455420), (35, 377348), (58, 227710), (70, 188674), (116, 113855), (140, 94337), (145, 91084), (203, 65060), (290, 45542), (406, 32530), (580, 22771), (812, 16265), (1015, 13012), (2030, 6506), (3253, 4060)]