385361360

素因数分解:

$2^4\times 5^1\times {\mathrm{4817017}}^1$

素因数の和:4817030

約数の個数: 20

約数和(自身を含む): 895965348

約数和(自身を除く): 510603988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4817017, 9634034, 19268068, 24085085, 38536136, 48170170, 77072272, 96340340, 192680680, 385361360]

約数ペア:

[(1, 385361360), (2, 192680680), (4, 96340340), (5, 77072272), (8, 48170170), (10, 38536136), (16, 24085085), (20, 19268068), (40, 9634034), (80, 4817017)]