1079460

素因数分解:

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

素因数の和:2017

約数の個数: 48

約数和(自身を含む): 3360000

約数和(自身を除く): 2280540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1999, 3998, 5997, 7996, 9995, 11994, 17991, 19990, 23988, 29985, 35982, 39980, 53973, 59970, 71964, 89955, 107946, 119940, 179910, 215892, 269865, 359820, 539730, 1079460]

約数ペア:

[(1, 1079460), (2, 539730), (3, 359820), (4, 269865), (5, 215892), (6, 179910), (9, 119940), (10, 107946), (12, 89955), (15, 71964), (18, 59970), (20, 53973), (27, 39980), (30, 35982), (36, 29985), (45, 23988), (54, 19990), (60, 17991), (90, 11994), (108, 9995), (135, 7996), (180, 5997), (270, 3998), (540, 1999)]