7812320

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 18633888

約数和(自身を除く): 10821568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 311, 314, 622, 628, 785, 1244, 1256, 1555, 1570, 2488, 2512, 3110, 3140, 4976, 5024, 6220, 6280, 9952, 12440, 12560, 24880, 25120, 48827, 49760, 97654, 195308, 244135, 390616, 488270, 781232, 976540, 1562464, 1953080, 3906160, 7812320]

約数ペア:

[(1, 7812320), (2, 3906160), (4, 1953080), (5, 1562464), (8, 976540), (10, 781232), (16, 488270), (20, 390616), (32, 244135), (40, 195308), (80, 97654), (157, 49760), (160, 48827), (311, 25120), (314, 24880), (622, 12560), (628, 12440), (785, 9952), (1244, 6280), (1256, 6220), (1555, 5024), (1570, 4976), (2488, 3140), (2512, 3110)]