21830000

素因数分解:

$2^4\times 5^4\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:124

約数の個数: 100

約数和(自身を含む): 55201080

約数和(自身を除く): 33371080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 59, 74, 80, 100, 118, 125, 148, 185, 200, 236, 250, 295, 296, 370, 400, 472, 500, 590, 592, 625, 740, 925, 944, 1000, 1180, 1250, 1475, 1480, 1850, 2000, 2183, 2360, 2500, 2950, 2960, 3700, 4366, 4625, 4720, 5000, 5900, 7375, 7400, 8732, 9250, 10000, 10915, 11800, 14750, 14800, 17464, 18500, 21830, 23125, 23600, 29500, 34928, 36875, 37000, 43660, 46250, 54575, 59000, 73750, 74000, 87320, 92500, 109150, 118000, 147500, 174640, 185000, 218300, 272875, 295000, 370000, 436600, 545750, 590000, 873200, 1091500, 1364375, 2183000, 2728750, 4366000, 5457500, 10915000, 21830000]

約数ペア:

[(1, 21830000), (2, 10915000), (4, 5457500), (5, 4366000), (8, 2728750), (10, 2183000), (16, 1364375), (20, 1091500), (25, 873200), (37, 590000), (40, 545750), (50, 436600), (59, 370000), (74, 295000), (80, 272875), (100, 218300), (118, 185000), (125, 174640), (148, 147500), (185, 118000), (200, 109150), (236, 92500), (250, 87320), (295, 74000), (296, 73750), (370, 59000), (400, 54575), (472, 46250), (500, 43660), (590, 37000), (592, 36875), (625, 34928), (740, 29500), (925, 23600), (944, 23125), (1000, 21830), (1180, 18500), (1250, 17464), (1475, 14800), (1480, 14750), (1850, 11800), (2000, 10915), (2183, 10000), (2360, 9250), (2500, 8732), (2950, 7400), (2960, 7375), (3700, 5900), (4366, 5000), (4625, 4720)]