1340387620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{468667}}^1$

素因数の和:468700

約数の個数: 48

約数和(自身を含む): 3306921408

約数和(自身を除く): 1966533788

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 468667, 937334, 1874668, 2343335, 4686670, 5155337, 6092671, 9373340, 10310674, 12185342, 20621348, 24370684, 25776685, 30463355, 51553370, 60926710, 67019381, 103106740, 121853420, 134038762, 268077524, 335096905, 670193810, 1340387620]

約数ペア:

[(1, 1340387620), (2, 670193810), (4, 335096905), (5, 268077524), (10, 134038762), (11, 121853420), (13, 103106740), (20, 67019381), (22, 60926710), (26, 51553370), (44, 30463355), (52, 25776685), (55, 24370684), (65, 20621348), (110, 12185342), (130, 10310674), (143, 9373340), (220, 6092671), (260, 5155337), (286, 4686670), (572, 2343335), (715, 1874668), (1430, 937334), (2860, 468667)]