2380040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 6048000

約数和(自身を除く): 3667960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 199, 230, 260, 299, 398, 460, 520, 598, 796, 920, 995, 1196, 1495, 1592, 1990, 2392, 2587, 2990, 3980, 4577, 5174, 5980, 7960, 9154, 10348, 11960, 12935, 18308, 20696, 22885, 25870, 36616, 45770, 51740, 59501, 91540, 103480, 119002, 183080, 238004, 297505, 476008, 595010, 1190020, 2380040]

約数ペア:

[(1, 2380040), (2, 1190020), (4, 595010), (5, 476008), (8, 297505), (10, 238004), (13, 183080), (20, 119002), (23, 103480), (26, 91540), (40, 59501), (46, 51740), (52, 45770), (65, 36616), (92, 25870), (104, 22885), (115, 20696), (130, 18308), (184, 12935), (199, 11960), (230, 10348), (260, 9154), (299, 7960), (398, 5980), (460, 5174), (520, 4577), (598, 3980), (796, 2990), (920, 2587), (995, 2392), (1196, 1990), (1495, 1592)]