17191480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3943}}^1$

素因数の和:4063

約数の個数: 32

約数和(自身を含む): 39045600

約数和(自身を除く): 21854120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3943, 4360, 7886, 15772, 19715, 31544, 39430, 78860, 157720, 429787, 859574, 1719148, 2148935, 3438296, 4297870, 8595740, 17191480]

約数ペア:

[(1, 17191480), (2, 8595740), (4, 4297870), (5, 3438296), (8, 2148935), (10, 1719148), (20, 859574), (40, 429787), (109, 157720), (218, 78860), (436, 39430), (545, 31544), (872, 19715), (1090, 15772), (2180, 7886), (3943, 4360)]