518140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3701}}^1$

素因数の和:3717

約数の個数: 24

約数和(自身を含む): 1243872

約数和(自身を除く): 725732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3701, 7402, 14804, 18505, 25907, 37010, 51814, 74020, 103628, 129535, 259070, 518140]

約数ペア:

[(1, 518140), (2, 259070), (4, 129535), (5, 103628), (7, 74020), (10, 51814), (14, 37010), (20, 25907), (28, 18505), (35, 14804), (70, 7402), (140, 3701)]