3458920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 7967520

約数和(自身を除く): 4508600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2011, 4022, 8044, 10055, 16088, 20110, 40220, 80440, 86473, 172946, 345892, 432365, 691784, 864730, 1729460, 3458920]

約数ペア:

[(1, 3458920), (2, 1729460), (4, 864730), (5, 691784), (8, 432365), (10, 345892), (20, 172946), (40, 86473), (43, 80440), (86, 40220), (172, 20110), (215, 16088), (344, 10055), (430, 8044), (860, 4022), (1720, 2011)]