6917840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2067

約数の個数: 40

約数和(自身を含む): 16466208

約数和(自身を除く): 9548368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2011, 3440, 4022, 8044, 10055, 16088, 20110, 32176, 40220, 80440, 86473, 160880, 172946, 345892, 432365, 691784, 864730, 1383568, 1729460, 3458920, 6917840]

約数ペア:

[(1, 6917840), (2, 3458920), (4, 1729460), (5, 1383568), (8, 864730), (10, 691784), (16, 432365), (20, 345892), (40, 172946), (43, 160880), (80, 86473), (86, 80440), (172, 40220), (215, 32176), (344, 20110), (430, 16088), (688, 10055), (860, 8044), (1720, 4022), (2011, 3440)]