994287920

素因数分解:

$2^4\times 5^1\times {\mathrm{12428599}}^1$

素因数の和:12428612

約数の個数: 20

約数和(自身を含む): 2311719600

約数和(自身を除く): 1317431680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12428599, 24857198, 49714396, 62142995, 99428792, 124285990, 198857584, 248571980, 497143960, 994287920]

約数ペア:

[(1, 994287920), (2, 497143960), (4, 248571980), (5, 198857584), (8, 124285990), (10, 99428792), (16, 62142995), (20, 49714396), (40, 24857198), (80, 12428599)]