2819860

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{509}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 5954760

約数和(自身を除く): 3134900

約数列:

[1, 2, 4, 5, 10, 20, 277, 509, 554, 1018, 1108, 1385, 2036, 2545, 2770, 5090, 5540, 10180, 140993, 281986, 563972, 704965, 1409930, 2819860]

約数ペア:

[(1, 2819860), (2, 1409930), (4, 704965), (5, 563972), (10, 281986), (20, 140993), (277, 10180), (509, 5540), (554, 5090), (1018, 2770), (1108, 2545), (1385, 2036)]