400319880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3335999}}^1$

素因数の和:3336013

約数の個数: 32

約数和(自身を含む): 1200960000

約数和(自身を除く): 800640120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3335999, 6671998, 10007997, 13343996, 16679995, 20015994, 26687992, 33359990, 40031988, 50039985, 66719980, 80063976, 100079970, 133439960, 200159940, 400319880]

約数ペア:

[(1, 400319880), (2, 200159940), (3, 133439960), (4, 100079970), (5, 80063976), (6, 66719980), (8, 50039985), (10, 40031988), (12, 33359990), (15, 26687992), (20, 20015994), (24, 16679995), (30, 13343996), (40, 10007997), (60, 6671998), (120, 3335999)]