4089955

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 5116608

約数和(自身を除く): 1026653

約数列:

[1, 5, 41, 71, 205, 281, 355, 1405, 2911, 11521, 14555, 19951, 57605, 99755, 817991, 4089955]

約数ペア:

[(1, 4089955), (5, 817991), (41, 99755), (71, 57605), (205, 19951), (281, 14555), (355, 11521), (1405, 2911)]