42012860

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{4127}}^1$

素因数の和:4645

約数の個数: 24

約数和(自身を含む): 88421760

約数和(自身を除く): 46408900

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 4127, 5090, 8254, 10180, 16508, 20635, 41270, 82540, 2100643, 4201286, 8402572, 10503215, 21006430, 42012860]

約数ペア:

[(1, 42012860), (2, 21006430), (4, 10503215), (5, 8402572), (10, 4201286), (20, 2100643), (509, 82540), (1018, 41270), (2036, 20635), (2545, 16508), (4127, 10180), (5090, 8254)]