2570020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 5822208

約数和(自身を除く): 3252188

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 151, 185, 230, 302, 370, 460, 604, 740, 755, 851, 1510, 1702, 3020, 3404, 3473, 4255, 5587, 6946, 8510, 11174, 13892, 17020, 17365, 22348, 27935, 34730, 55870, 69460, 111740, 128501, 257002, 514004, 642505, 1285010, 2570020]

約数ペア:

[(1, 2570020), (2, 1285010), (4, 642505), (5, 514004), (10, 257002), (20, 128501), (23, 111740), (37, 69460), (46, 55870), (74, 34730), (92, 27935), (115, 22348), (148, 17365), (151, 17020), (185, 13892), (230, 11174), (302, 8510), (370, 6946), (460, 5587), (604, 4255), (740, 3473), (755, 3404), (851, 3020), (1510, 1702)]