28259930

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42179}}^1$

素因数の和:42253

約数の個数: 16

約数和(自身を含む): 51628320

約数和(自身を除く): 23368390

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42179, 84358, 210895, 421790, 2825993, 5651986, 14129965, 28259930]

約数ペア:

[(1, 28259930), (2, 14129965), (5, 5651986), (10, 2825993), (67, 421790), (134, 210895), (335, 84358), (670, 42179)]