498119920

素因数分解:

$2^4\times 5^1\times {\mathrm{6226499}}^1$

素因数の和:6226512

約数の個数: 20

約数和(自身を含む): 1158129000

約数和(自身を除く): 660009080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6226499, 12452998, 24905996, 31132495, 49811992, 62264990, 99623984, 124529980, 249059960, 498119920]

約数ペア:

[(1, 498119920), (2, 249059960), (4, 124529980), (5, 99623984), (8, 62264990), (10, 49811992), (16, 31132495), (20, 24905996), (40, 12452998), (80, 6226499)]