4262020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4349}}^1$

素因数の和:4372

約数の個数: 36

約数和(自身を含む): 10413900

約数和(自身を除く): 6151880

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4349, 8698, 17396, 21745, 30443, 43490, 60886, 86980, 121772, 152215, 213101, 304430, 426202, 608860, 852404, 1065505, 2131010, 4262020]

約数ペア:

[(1, 4262020), (2, 2131010), (4, 1065505), (5, 852404), (7, 608860), (10, 426202), (14, 304430), (20, 213101), (28, 152215), (35, 121772), (49, 86980), (70, 60886), (98, 43490), (140, 30443), (196, 21745), (245, 17396), (490, 8698), (980, 4349)]