168140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1201}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 403872

約数和(自身を除く): 235732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1201, 2402, 4804, 6005, 8407, 12010, 16814, 24020, 33628, 42035, 84070, 168140]

約数ペア:

[(1, 168140), (2, 84070), (4, 42035), (5, 33628), (7, 24020), (10, 16814), (14, 12010), (20, 8407), (28, 6005), (35, 4804), (70, 2402), (140, 1201)]