3923320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 9036720

約数和(自身を除く): 5113400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2281, 4562, 9124, 11405, 18248, 22810, 45620, 91240, 98083, 196166, 392332, 490415, 784664, 980830, 1961660, 3923320]

約数ペア:

[(1, 3923320), (2, 1961660), (4, 980830), (5, 784664), (8, 490415), (10, 392332), (20, 196166), (40, 98083), (43, 91240), (86, 45620), (172, 22810), (215, 18248), (344, 11405), (430, 9124), (860, 4562), (1720, 2281)]