42873520

素因数分解:

$2^4\times 5^1\times {\mathrm{535919}}^1$

素因数の和:535932

約数の個数: 20

約数和(自身を含む): 99681120

約数和(自身を除く): 56807600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 535919, 1071838, 2143676, 2679595, 4287352, 5359190, 8574704, 10718380, 21436760, 42873520]

約数ペア:

[(1, 42873520), (2, 21436760), (4, 10718380), (5, 8574704), (8, 5359190), (10, 4287352), (16, 2679595), (20, 2143676), (40, 1071838), (80, 535919)]