4103920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 9771696

約数和(自身を除く): 5667776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1193, 1720, 2386, 3440, 4772, 5965, 9544, 11930, 19088, 23860, 47720, 51299, 95440, 102598, 205196, 256495, 410392, 512990, 820784, 1025980, 2051960, 4103920]

約数ペア:

[(1, 4103920), (2, 2051960), (4, 1025980), (5, 820784), (8, 512990), (10, 410392), (16, 256495), (20, 205196), (40, 102598), (43, 95440), (80, 51299), (86, 47720), (172, 23860), (215, 19088), (344, 11930), (430, 9544), (688, 5965), (860, 4772), (1193, 3440), (1720, 2386)]