16847720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10273}}^1$

素因数の和:10325

約数の個数: 32

約数和(自身を含む): 38835720

約数和(自身を除く): 21988000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 10273, 20546, 41092, 51365, 82184, 102730, 205460, 410920, 421193, 842386, 1684772, 2105965, 3369544, 4211930, 8423860, 16847720]

約数ペア:

[(1, 16847720), (2, 8423860), (4, 4211930), (5, 3369544), (8, 2105965), (10, 1684772), (20, 842386), (40, 421193), (41, 410920), (82, 205460), (164, 102730), (205, 82184), (328, 51365), (410, 41092), (820, 20546), (1640, 10273)]