4491000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{499}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 15210000

約数和(自身を除く): 10719000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 499, 500, 600, 750, 900, 998, 1000, 1125, 1497, 1500, 1800, 1996, 2250, 2495, 2994, 3000, 3992, 4491, 4500, 4990, 5988, 7485, 8982, 9000, 9980, 11976, 12475, 14970, 17964, 19960, 22455, 24950, 29940, 35928, 37425, 44910, 49900, 59880, 62375, 74850, 89820, 99800, 112275, 124750, 149700, 179640, 187125, 224550, 249500, 299400, 374250, 449100, 499000, 561375, 748500, 898200, 1122750, 1497000, 2245500, 4491000]

約数ペア:

[(1, 4491000), (2, 2245500), (3, 1497000), (4, 1122750), (5, 898200), (6, 748500), (8, 561375), (9, 499000), (10, 449100), (12, 374250), (15, 299400), (18, 249500), (20, 224550), (24, 187125), (25, 179640), (30, 149700), (36, 124750), (40, 112275), (45, 99800), (50, 89820), (60, 74850), (72, 62375), (75, 59880), (90, 49900), (100, 44910), (120, 37425), (125, 35928), (150, 29940), (180, 24950), (200, 22455), (225, 19960), (250, 17964), (300, 14970), (360, 12475), (375, 11976), (450, 9980), (499, 9000), (500, 8982), (600, 7485), (750, 5988), (900, 4990), (998, 4500), (1000, 4491), (1125, 3992), (1497, 3000), (1500, 2994), (1800, 2495), (1996, 2250)]