21608000

素因数分解:

$2^6\times 5^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 112

約数和(自身を含む): 55711344

約数和(自身を除く): 34103344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 73, 74, 80, 100, 125, 146, 148, 160, 185, 200, 250, 292, 296, 320, 365, 370, 400, 500, 584, 592, 730, 740, 800, 925, 1000, 1168, 1184, 1460, 1480, 1600, 1825, 1850, 2000, 2336, 2368, 2701, 2920, 2960, 3650, 3700, 4000, 4625, 4672, 5402, 5840, 5920, 7300, 7400, 8000, 9125, 9250, 10804, 11680, 11840, 13505, 14600, 14800, 18250, 18500, 21608, 23360, 27010, 29200, 29600, 36500, 37000, 43216, 54020, 58400, 59200, 67525, 73000, 74000, 86432, 108040, 116800, 135050, 146000, 148000, 172864, 216080, 270100, 292000, 296000, 337625, 432160, 540200, 584000, 675250, 864320, 1080400, 1350500, 2160800, 2701000, 4321600, 5402000, 10804000, 21608000]

約数ペア:

[(1, 21608000), (2, 10804000), (4, 5402000), (5, 4321600), (8, 2701000), (10, 2160800), (16, 1350500), (20, 1080400), (25, 864320), (32, 675250), (37, 584000), (40, 540200), (50, 432160), (64, 337625), (73, 296000), (74, 292000), (80, 270100), (100, 216080), (125, 172864), (146, 148000), (148, 146000), (160, 135050), (185, 116800), (200, 108040), (250, 86432), (292, 74000), (296, 73000), (320, 67525), (365, 59200), (370, 58400), (400, 54020), (500, 43216), (584, 37000), (592, 36500), (730, 29600), (740, 29200), (800, 27010), (925, 23360), (1000, 21608), (1168, 18500), (1184, 18250), (1460, 14800), (1480, 14600), (1600, 13505), (1825, 11840), (1850, 11680), (2000, 10804), (2336, 9250), (2368, 9125), (2701, 8000), (2920, 7400), (2960, 7300), (3650, 5920), (3700, 5840), (4000, 5402), (4625, 4672)]