22181500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 54774720

約数和(自身を除く): 32593220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 109, 110, 125, 148, 185, 218, 220, 250, 275, 370, 407, 436, 500, 545, 550, 740, 814, 925, 1090, 1100, 1199, 1375, 1628, 1850, 2035, 2180, 2398, 2725, 2750, 3700, 4033, 4070, 4625, 4796, 5450, 5500, 5995, 8066, 8140, 9250, 10175, 10900, 11990, 13625, 16132, 18500, 20165, 20350, 23980, 27250, 29975, 40330, 40700, 44363, 50875, 54500, 59950, 80660, 88726, 100825, 101750, 119900, 149875, 177452, 201650, 203500, 221815, 299750, 403300, 443630, 504125, 599500, 887260, 1008250, 1109075, 2016500, 2218150, 4436300, 5545375, 11090750, 22181500]

約数ペア:

[(1, 22181500), (2, 11090750), (4, 5545375), (5, 4436300), (10, 2218150), (11, 2016500), (20, 1109075), (22, 1008250), (25, 887260), (37, 599500), (44, 504125), (50, 443630), (55, 403300), (74, 299750), (100, 221815), (109, 203500), (110, 201650), (125, 177452), (148, 149875), (185, 119900), (218, 101750), (220, 100825), (250, 88726), (275, 80660), (370, 59950), (407, 54500), (436, 50875), (500, 44363), (545, 40700), (550, 40330), (740, 29975), (814, 27250), (925, 23980), (1090, 20350), (1100, 20165), (1199, 18500), (1375, 16132), (1628, 13625), (1850, 11990), (2035, 10900), (2180, 10175), (2398, 9250), (2725, 8140), (2750, 8066), (3700, 5995), (4033, 5500), (4070, 5450), (4625, 4796)]