3500140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 8773632

約数和(自身を除く): 5273492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1087, 1610, 2174, 3220, 4348, 5435, 7609, 10870, 15218, 21740, 25001, 30436, 38045, 50002, 76090, 100004, 125005, 152180, 175007, 250010, 350014, 500020, 700028, 875035, 1750070, 3500140]

約数ペア:

[(1, 3500140), (2, 1750070), (4, 875035), (5, 700028), (7, 500020), (10, 350014), (14, 250010), (20, 175007), (23, 152180), (28, 125005), (35, 100004), (46, 76090), (70, 50002), (92, 38045), (115, 30436), (140, 25001), (161, 21740), (230, 15218), (322, 10870), (460, 7609), (644, 5435), (805, 4348), (1087, 3220), (1610, 2174)]