11900200

素因数分解:

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

素因数の和:251

約数の個数: 96

約数和(自身を含む): 31248000

約数和(自身を除く): 19347800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 92, 100, 104, 115, 130, 184, 199, 200, 230, 260, 299, 325, 398, 460, 520, 575, 598, 650, 796, 920, 995, 1150, 1196, 1300, 1495, 1592, 1990, 2300, 2392, 2587, 2600, 2990, 3980, 4577, 4600, 4975, 5174, 5980, 7475, 7960, 9154, 9950, 10348, 11960, 12935, 14950, 18308, 19900, 20696, 22885, 25870, 29900, 36616, 39800, 45770, 51740, 59501, 59800, 64675, 91540, 103480, 114425, 119002, 129350, 183080, 228850, 238004, 258700, 297505, 457700, 476008, 517400, 595010, 915400, 1190020, 1487525, 2380040, 2975050, 5950100, 11900200]

約数ペア:

[(1, 11900200), (2, 5950100), (4, 2975050), (5, 2380040), (8, 1487525), (10, 1190020), (13, 915400), (20, 595010), (23, 517400), (25, 476008), (26, 457700), (40, 297505), (46, 258700), (50, 238004), (52, 228850), (65, 183080), (92, 129350), (100, 119002), (104, 114425), (115, 103480), (130, 91540), (184, 64675), (199, 59800), (200, 59501), (230, 51740), (260, 45770), (299, 39800), (325, 36616), (398, 29900), (460, 25870), (520, 22885), (575, 20696), (598, 19900), (650, 18308), (796, 14950), (920, 12935), (995, 11960), (1150, 10348), (1196, 9950), (1300, 9154), (1495, 7960), (1592, 7475), (1990, 5980), (2300, 5174), (2392, 4975), (2587, 4600), (2600, 4577), (2990, 3980)]