2586880

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 6475392

約数和(自身を除く): 3888512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 64, 80, 86, 94, 128, 160, 172, 188, 215, 235, 256, 320, 344, 376, 430, 470, 640, 688, 752, 860, 940, 1280, 1376, 1504, 1720, 1880, 2021, 2752, 3008, 3440, 3760, 4042, 5504, 6016, 6880, 7520, 8084, 10105, 11008, 12032, 13760, 15040, 16168, 20210, 27520, 30080, 32336, 40420, 55040, 60160, 64672, 80840, 129344, 161680, 258688, 323360, 517376, 646720, 1293440, 2586880]

約数ペア:

[(1, 2586880), (2, 1293440), (4, 646720), (5, 517376), (8, 323360), (10, 258688), (16, 161680), (20, 129344), (32, 80840), (40, 64672), (43, 60160), (47, 55040), (64, 40420), (80, 32336), (86, 30080), (94, 27520), (128, 20210), (160, 16168), (172, 15040), (188, 13760), (215, 12032), (235, 11008), (256, 10105), (320, 8084), (344, 7520), (376, 6880), (430, 6016), (470, 5504), (640, 4042), (688, 3760), (752, 3440), (860, 3008), (940, 2752), (1280, 2021), (1376, 1880), (1504, 1720)]