28402930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123491}}^1$

素因数の和:123521

約数の個数: 16

約数和(自身を含む): 53348544

約数和(自身を除く): 24945614

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 123491, 246982, 617455, 1234910, 2840293, 5680586, 14201465, 28402930]

約数ペア:

[(1, 28402930), (2, 14201465), (5, 5680586), (10, 2840293), (23, 1234910), (46, 617455), (115, 246982), (230, 123491)]