71926220

素因数分解:

$2^2\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{2017}}^1$

素因数の和:3809

約数の個数: 24

約数和(自身を含む): 151204704

約数和(自身を除く): 79278484

約数列:

[1, 2, 4, 5, 10, 20, 1783, 2017, 3566, 4034, 7132, 8068, 8915, 10085, 17830, 20170, 35660, 40340, 3596311, 7192622, 14385244, 17981555, 35963110, 71926220]

約数ペア:

[(1, 71926220), (2, 35963110), (4, 17981555), (5, 14385244), (10, 7192622), (20, 3596311), (1783, 40340), (2017, 35660), (3566, 20170), (4034, 17830), (7132, 10085), (8068, 8915)]