7137140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 15424164

約数和(自身を除く): 8287024

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 193, 215, 386, 430, 772, 860, 965, 1849, 1930, 3698, 3860, 7396, 8299, 9245, 16598, 18490, 33196, 36980, 41495, 82990, 165980, 356857, 713714, 1427428, 1784285, 3568570, 7137140]

約数ペア:

[(1, 7137140), (2, 3568570), (4, 1784285), (5, 1427428), (10, 713714), (20, 356857), (43, 165980), (86, 82990), (172, 41495), (193, 36980), (215, 33196), (386, 18490), (430, 16598), (772, 9245), (860, 8299), (965, 7396), (1849, 3860), (1930, 3698)]