2498595280

素因数分解:

$2^4\times 5^1\times {\mathrm{31232441}}^1$

素因数の和:31232454

約数の個数: 20

約数和(自身を含む): 5809234212

約数和(自身を除く): 3310638932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31232441, 62464882, 124929764, 156162205, 249859528, 312324410, 499719056, 624648820, 1249297640, 2498595280]

約数ペア:

[(1, 2498595280), (2, 1249297640), (4, 624648820), (5, 499719056), (8, 312324410), (10, 249859528), (16, 156162205), (20, 124929764), (40, 62464882), (80, 31232441)]