63439280

素因数分解:

$2^4\times 5^1\times {\mathrm{792991}}^1$

素因数の和:793004

約数の個数: 20

約数和(自身を含む): 147496512

約数和(自身を除く): 84057232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 792991, 1585982, 3171964, 3964955, 6343928, 7929910, 12687856, 15859820, 31719640, 63439280]

約数ペア:

[(1, 63439280), (2, 31719640), (4, 15859820), (5, 12687856), (8, 7929910), (10, 6343928), (16, 3964955), (20, 3171964), (40, 1585982), (80, 792991)]