2698650

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{1999}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 7440000

約数和(自身を除く): 4741350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 1999, 3998, 5997, 9995, 11994, 17991, 19990, 29985, 35982, 49975, 53973, 59970, 89955, 99950, 107946, 149925, 179910, 269865, 299850, 449775, 539730, 899550, 1349325, 2698650]

約数ペア:

[(1, 2698650), (2, 1349325), (3, 899550), (5, 539730), (6, 449775), (9, 299850), (10, 269865), (15, 179910), (18, 149925), (25, 107946), (27, 99950), (30, 89955), (45, 59970), (50, 53973), (54, 49975), (75, 35982), (90, 29985), (135, 19990), (150, 17991), (225, 11994), (270, 9995), (450, 5997), (675, 3998), (1350, 1999)]