68481740

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{5641}}^1$

素因数の和:6257

約数の個数: 24

約数和(自身を含む): 144074112

約数和(自身を除く): 75592372

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2428, 3035, 5641, 6070, 11282, 12140, 22564, 28205, 56410, 112820, 3424087, 6848174, 13696348, 17120435, 34240870, 68481740]

約数ペア:

[(1, 68481740), (2, 34240870), (4, 17120435), (5, 13696348), (10, 6848174), (20, 3424087), (607, 112820), (1214, 56410), (2428, 28205), (3035, 22564), (5641, 12140), (6070, 11282)]