42165590

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{9391}}^1$

素因数の和:9847

約数の個数: 16

約数和(自身を含む): 76075200

約数和(自身を除く): 33909610

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 9391, 18782, 46955, 93910, 4216559, 8433118, 21082795, 42165590]

約数ペア:

[(1, 42165590), (2, 21082795), (5, 8433118), (10, 4216559), (449, 93910), (898, 46955), (2245, 18782), (4490, 9391)]