19724320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1601}}^1$

素因数の和:1634

約数の個数: 96

約数和(自身を含む): 58133376

約数和(自身を除く): 38409056

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1601, 1760, 2464, 3080, 3202, 6160, 6404, 8005, 11207, 12320, 12808, 16010, 17611, 22414, 25616, 32020, 35222, 44828, 51232, 56035, 64040, 70444, 88055, 89656, 112070, 123277, 128080, 140888, 176110, 179312, 224140, 246554, 256160, 281776, 352220, 358624, 448280, 493108, 563552, 616385, 704440, 896560, 986216, 1232770, 1408880, 1793120, 1972432, 2465540, 2817760, 3944864, 4931080, 9862160, 19724320]

約数ペア:

[(1, 19724320), (2, 9862160), (4, 4931080), (5, 3944864), (7, 2817760), (8, 2465540), (10, 1972432), (11, 1793120), (14, 1408880), (16, 1232770), (20, 986216), (22, 896560), (28, 704440), (32, 616385), (35, 563552), (40, 493108), (44, 448280), (55, 358624), (56, 352220), (70, 281776), (77, 256160), (80, 246554), (88, 224140), (110, 179312), (112, 176110), (140, 140888), (154, 128080), (160, 123277), (176, 112070), (220, 89656), (224, 88055), (280, 70444), (308, 64040), (352, 56035), (385, 51232), (440, 44828), (560, 35222), (616, 32020), (770, 25616), (880, 22414), (1120, 17611), (1232, 16010), (1540, 12808), (1601, 12320), (1760, 11207), (2464, 8005), (3080, 6404), (3202, 6160)]