30705440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4463}}^1$

素因数の和:4521

約数の個数: 48

約数和(自身を含む): 74245248

約数和(自身を除く): 43539808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 4463, 6880, 8926, 17852, 22315, 35704, 44630, 71408, 89260, 142816, 178520, 191909, 357040, 383818, 714080, 767636, 959545, 1535272, 1919090, 3070544, 3838180, 6141088, 7676360, 15352720, 30705440]

約数ペア:

[(1, 30705440), (2, 15352720), (4, 7676360), (5, 6141088), (8, 3838180), (10, 3070544), (16, 1919090), (20, 1535272), (32, 959545), (40, 767636), (43, 714080), (80, 383818), (86, 357040), (160, 191909), (172, 178520), (215, 142816), (344, 89260), (430, 71408), (688, 44630), (860, 35704), (1376, 22315), (1720, 17852), (3440, 8926), (4463, 6880)]