18746250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{4999}}^1$

素因数の和:5024

約数の個数: 40

約数和(自身を含む): 46860000

約数和(自身を除く): 28113750

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 4999, 9998, 14997, 24995, 29994, 49990, 74985, 124975, 149970, 249950, 374925, 624875, 749850, 1249750, 1874625, 3124375, 3749250, 6248750, 9373125, 18746250]

約数ペア:

[(1, 18746250), (2, 9373125), (3, 6248750), (5, 3749250), (6, 3124375), (10, 1874625), (15, 1249750), (25, 749850), (30, 624875), (50, 374925), (75, 249950), (125, 149970), (150, 124975), (250, 74985), (375, 49990), (625, 29994), (750, 24995), (1250, 14997), (1875, 9998), (3750, 4999)]