6468920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3761}}^1$

素因数の和:3815

約数の個数: 32

約数和(自身を含む): 14897520

約数和(自身を除く): 8428600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3761, 7522, 15044, 18805, 30088, 37610, 75220, 150440, 161723, 323446, 646892, 808615, 1293784, 1617230, 3234460, 6468920]

約数ペア:

[(1, 6468920), (2, 3234460), (4, 1617230), (5, 1293784), (8, 808615), (10, 646892), (20, 323446), (40, 161723), (43, 150440), (86, 75220), (172, 37610), (215, 30088), (344, 18805), (430, 15044), (860, 7522), (1720, 3761)]