3908360

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 8856000

約数和(自身を除く): 4947640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 491, 796, 982, 995, 1592, 1964, 1990, 2455, 3928, 3980, 4910, 7960, 9820, 19640, 97709, 195418, 390836, 488545, 781672, 977090, 1954180, 3908360]

約数ペア:

[(1, 3908360), (2, 1954180), (4, 977090), (5, 781672), (8, 488545), (10, 390836), (20, 195418), (40, 97709), (199, 19640), (398, 9820), (491, 7960), (796, 4910), (982, 3980), (995, 3928), (1592, 2455), (1964, 1990)]