13906520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5189}}^1$

素因数の和:5267

約数の個数: 32

約数和(自身を含む): 31762800

約数和(自身を除く): 17856280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5189, 10378, 20756, 25945, 41512, 51890, 103780, 207560, 347663, 695326, 1390652, 1738315, 2781304, 3476630, 6953260, 13906520]

約数ペア:

[(1, 13906520), (2, 6953260), (4, 3476630), (5, 2781304), (8, 1738315), (10, 1390652), (20, 695326), (40, 347663), (67, 207560), (134, 103780), (268, 51890), (335, 41512), (536, 25945), (670, 20756), (1340, 10378), (2680, 5189)]