42879920

素因数分解:

$2^4\times 5^1\times {\mathrm{535999}}^1$

素因数の和:536012

約数の個数: 20

約数和(自身を含む): 99696000

約数和(自身を除く): 56816080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 535999, 1071998, 2143996, 2679995, 4287992, 5359990, 8575984, 10719980, 21439960, 42879920]

約数ペア:

[(1, 42879920), (2, 21439960), (4, 10719980), (5, 8575984), (8, 5359990), (10, 4287992), (16, 2679995), (20, 2143996), (40, 1071998), (80, 535999)]