40079216

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35281}}^1$

素因数の和:35360

約数の個数: 20

約数和(自身を含む): 78749424

約数和(自身を除く): 38670208

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35281, 70562, 141124, 282248, 564496, 2504951, 5009902, 10019804, 20039608, 40079216]

約数ペア:

[(1, 40079216), (2, 20039608), (4, 10019804), (8, 5009902), (16, 2504951), (71, 564496), (142, 282248), (284, 141124), (568, 70562), (1136, 35281)]