84829720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10657}}^1$

素因数の和:10867

約数の個数: 32

約数和(自身を含む): 191844000

約数和(自身を除く): 107014280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 10657, 21314, 42628, 53285, 85256, 106570, 213140, 426280, 2120743, 4241486, 8482972, 10603715, 16965944, 21207430, 42414860, 84829720]

約数ペア:

[(1, 84829720), (2, 42414860), (4, 21207430), (5, 16965944), (8, 10603715), (10, 8482972), (20, 4241486), (40, 2120743), (199, 426280), (398, 213140), (796, 106570), (995, 85256), (1592, 53285), (1990, 42628), (3980, 21314), (7960, 10657)]