3960440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9001}}^1$

素因数の和:9023

約数の個数: 32

約数和(自身を含む): 9722160

約数和(自身を除く): 5761720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 9001, 18002, 36004, 45005, 72008, 90010, 99011, 180020, 198022, 360040, 396044, 495055, 792088, 990110, 1980220, 3960440]

約数ペア:

[(1, 3960440), (2, 1980220), (4, 990110), (5, 792088), (8, 495055), (10, 396044), (11, 360040), (20, 198022), (22, 180020), (40, 99011), (44, 90010), (55, 72008), (88, 45005), (110, 36004), (220, 18002), (440, 9001)]