1850720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 4490640

約数和(自身を除く): 2639920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 269, 344, 430, 538, 688, 860, 1076, 1345, 1376, 1720, 2152, 2690, 3440, 4304, 5380, 6880, 8608, 10760, 11567, 21520, 23134, 43040, 46268, 57835, 92536, 115670, 185072, 231340, 370144, 462680, 925360, 1850720]

約数ペア:

[(1, 1850720), (2, 925360), (4, 462680), (5, 370144), (8, 231340), (10, 185072), (16, 115670), (20, 92536), (32, 57835), (40, 46268), (43, 43040), (80, 23134), (86, 21520), (160, 11567), (172, 10760), (215, 8608), (269, 6880), (344, 5380), (430, 4304), (538, 3440), (688, 2690), (860, 2152), (1076, 1720), (1345, 1376)]