86764720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154937}}^1$

素因数の和:154957

約数の個数: 40

約数和(自身を含む): 230547744

約数和(自身を除く): 143783024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154937, 309874, 619748, 774685, 1084559, 1239496, 1549370, 2169118, 2478992, 3098740, 4338236, 5422795, 6197480, 8676472, 10845590, 12394960, 17352944, 21691180, 43382360, 86764720]

約数ペア:

[(1, 86764720), (2, 43382360), (4, 21691180), (5, 17352944), (7, 12394960), (8, 10845590), (10, 8676472), (14, 6197480), (16, 5422795), (20, 4338236), (28, 3098740), (35, 2478992), (40, 2169118), (56, 1549370), (70, 1239496), (80, 1084559), (112, 774685), (140, 619748), (280, 309874), (560, 154937)]