1773320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 4086720

約数和(自身を除く): 2313400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1031, 1720, 2062, 4124, 5155, 8248, 10310, 20620, 41240, 44333, 88666, 177332, 221665, 354664, 443330, 886660, 1773320]

約数ペア:

[(1, 1773320), (2, 886660), (4, 443330), (5, 354664), (8, 221665), (10, 177332), (20, 88666), (40, 44333), (43, 41240), (86, 20620), (172, 10310), (215, 8248), (344, 5155), (430, 4124), (860, 2062), (1031, 1720)]