8275860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2037

約数の個数: 72

約数和(自身を含む): 26208000

約数和(自身を除く): 17932140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 1999, 2070, 3998, 4140, 5997, 7996, 9995, 11994, 17991, 19990, 23988, 29985, 35982, 39980, 45977, 59970, 71964, 89955, 91954, 119940, 137931, 179910, 183908, 229885, 275862, 359820, 413793, 459770, 551724, 689655, 827586, 919540, 1379310, 1655172, 2068965, 2758620, 4137930, 8275860]

約数ペア:

[(1, 8275860), (2, 4137930), (3, 2758620), (4, 2068965), (5, 1655172), (6, 1379310), (9, 919540), (10, 827586), (12, 689655), (15, 551724), (18, 459770), (20, 413793), (23, 359820), (30, 275862), (36, 229885), (45, 183908), (46, 179910), (60, 137931), (69, 119940), (90, 91954), (92, 89955), (115, 71964), (138, 59970), (180, 45977), (207, 39980), (230, 35982), (276, 29985), (345, 23988), (414, 19990), (460, 17991), (690, 11994), (828, 9995), (1035, 7996), (1380, 5997), (1999, 4140), (2070, 3998)]