18211400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 45800640

約数和(自身を除く): 27589240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 37, 40, 46, 50, 74, 92, 100, 107, 115, 148, 184, 185, 200, 214, 230, 296, 370, 428, 460, 535, 575, 740, 851, 856, 920, 925, 1070, 1150, 1480, 1702, 1850, 2140, 2300, 2461, 2675, 3404, 3700, 3959, 4255, 4280, 4600, 4922, 5350, 6808, 7400, 7918, 8510, 9844, 10700, 12305, 15836, 17020, 19688, 19795, 21275, 21400, 24610, 31672, 34040, 39590, 42550, 49220, 61525, 79180, 85100, 91057, 98440, 98975, 123050, 158360, 170200, 182114, 197950, 246100, 364228, 395900, 455285, 492200, 728456, 791800, 910570, 1821140, 2276425, 3642280, 4552850, 9105700, 18211400]

約数ペア:

[(1, 18211400), (2, 9105700), (4, 4552850), (5, 3642280), (8, 2276425), (10, 1821140), (20, 910570), (23, 791800), (25, 728456), (37, 492200), (40, 455285), (46, 395900), (50, 364228), (74, 246100), (92, 197950), (100, 182114), (107, 170200), (115, 158360), (148, 123050), (184, 98975), (185, 98440), (200, 91057), (214, 85100), (230, 79180), (296, 61525), (370, 49220), (428, 42550), (460, 39590), (535, 34040), (575, 31672), (740, 24610), (851, 21400), (856, 21275), (920, 19795), (925, 19688), (1070, 17020), (1150, 15836), (1480, 12305), (1702, 10700), (1850, 9844), (2140, 8510), (2300, 7918), (2461, 7400), (2675, 6808), (3404, 5350), (3700, 4922), (3959, 4600), (4255, 4280)]