8259860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1439}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 20321280

約数和(自身を除く): 12061420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1439, 2870, 2878, 5740, 5756, 7195, 10073, 14390, 20146, 28780, 40292, 50365, 58999, 100730, 117998, 201460, 235996, 294995, 412993, 589990, 825986, 1179980, 1651972, 2064965, 4129930, 8259860]

約数ペア:

[(1, 8259860), (2, 4129930), (4, 2064965), (5, 1651972), (7, 1179980), (10, 825986), (14, 589990), (20, 412993), (28, 294995), (35, 235996), (41, 201460), (70, 117998), (82, 100730), (140, 58999), (164, 50365), (205, 40292), (287, 28780), (410, 20146), (574, 14390), (820, 10073), (1148, 7195), (1435, 5756), (1439, 5740), (2870, 2878)]