78237140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83231}}^1$

素因数の和:83287

約数の個数: 24

約数和(自身を含む): 167795712

約数和(自身を除く): 89558572

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 83231, 166462, 332924, 416155, 832310, 1664620, 3911857, 7823714, 15647428, 19559285, 39118570, 78237140]

約数ペア:

[(1, 78237140), (2, 39118570), (4, 19559285), (5, 15647428), (10, 7823714), (20, 3911857), (47, 1664620), (94, 832310), (188, 416155), (235, 332924), (470, 166462), (940, 83231)]