5991000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{1997}}^1$

素因数の和:2021

約数の個数: 64

約数和(自身を含む): 18701280

約数和(自身を除く): 12710280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 1997, 3000, 3994, 5991, 7988, 9985, 11982, 15976, 19970, 23964, 29955, 39940, 47928, 49925, 59910, 79880, 99850, 119820, 149775, 199700, 239640, 249625, 299550, 399400, 499250, 599100, 748875, 998500, 1198200, 1497750, 1997000, 2995500, 5991000]

約数ペア:

[(1, 5991000), (2, 2995500), (3, 1997000), (4, 1497750), (5, 1198200), (6, 998500), (8, 748875), (10, 599100), (12, 499250), (15, 399400), (20, 299550), (24, 249625), (25, 239640), (30, 199700), (40, 149775), (50, 119820), (60, 99850), (75, 79880), (100, 59910), (120, 49925), (125, 47928), (150, 39940), (200, 29955), (250, 23964), (300, 19970), (375, 15976), (500, 11982), (600, 9985), (750, 7988), (1000, 5991), (1500, 3994), (1997, 3000)]