30097720

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2861}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 68001120

約数和(自身を除く): 37903400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 2861, 5260, 5722, 10520, 11444, 14305, 22888, 28610, 57220, 114440, 752443, 1504886, 3009772, 3762215, 6019544, 7524430, 15048860, 30097720]

約数ペア:

[(1, 30097720), (2, 15048860), (4, 7524430), (5, 6019544), (8, 3762215), (10, 3009772), (20, 1504886), (40, 752443), (263, 114440), (526, 57220), (1052, 28610), (1315, 22888), (2104, 14305), (2630, 11444), (2861, 10520), (5260, 5722)]