3391280

素因数分解:

$2^4\times 5^1\times {\mathrm{42391}}^1$

素因数の和:42404

約数の個数: 20

約数和(自身を含む): 7884912

約数和(自身を除く): 4493632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 42391, 84782, 169564, 211955, 339128, 423910, 678256, 847820, 1695640, 3391280]

約数ペア:

[(1, 3391280), (2, 1695640), (4, 847820), (5, 678256), (8, 423910), (10, 339128), (16, 211955), (20, 169564), (40, 84782), (80, 42391)]