7886140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20753}}^1$

素因数の和:20781

約数の個数: 24

約数和(自身を含む): 17433360

約数和(自身を除く): 9547220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 20753, 41506, 83012, 103765, 207530, 394307, 415060, 788614, 1577228, 1971535, 3943070, 7886140]

約数ペア:

[(1, 7886140), (2, 3943070), (4, 1971535), (5, 1577228), (10, 788614), (19, 415060), (20, 394307), (38, 207530), (76, 103765), (95, 83012), (190, 41506), (380, 20753)]