28767180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2837}}^1$

素因数の和:2875

約数の個数: 72

約数和(自身を含む): 87251472

約数和(自身を除く): 58484292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 2837, 3380, 5070, 5674, 8511, 10140, 11348, 14185, 17022, 28370, 34044, 36881, 42555, 56740, 73762, 85110, 110643, 147524, 170220, 184405, 221286, 368810, 442572, 479453, 553215, 737620, 958906, 1106430, 1438359, 1917812, 2212860, 2397265, 2876718, 4794530, 5753436, 7191795, 9589060, 14383590, 28767180]

約数ペア:

[(1, 28767180), (2, 14383590), (3, 9589060), (4, 7191795), (5, 5753436), (6, 4794530), (10, 2876718), (12, 2397265), (13, 2212860), (15, 1917812), (20, 1438359), (26, 1106430), (30, 958906), (39, 737620), (52, 553215), (60, 479453), (65, 442572), (78, 368810), (130, 221286), (156, 184405), (169, 170220), (195, 147524), (260, 110643), (338, 85110), (390, 73762), (507, 56740), (676, 42555), (780, 36881), (845, 34044), (1014, 28370), (1690, 17022), (2028, 14185), (2535, 11348), (2837, 10140), (3380, 8511), (5070, 5674)]