1399694510

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{349051}}^1$

素因数の和:349459

約数の個数: 16

約数和(自身を含む): 2525740272

約数和(自身を除く): 1126045762

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 349051, 698102, 1745255, 3490510, 139969451, 279938902, 699847255, 1399694510]

約数ペア:

[(1, 1399694510), (2, 699847255), (5, 279938902), (10, 139969451), (401, 3490510), (802, 1745255), (2005, 698102), (4010, 349051)]