84430040

素因数分解:

$2^3\times 5^1\times {\mathrm{2110751}}^1$

素因数の和:2110762

約数の個数: 16

約数和(自身を含む): 189967680

約数和(自身を除く): 105537640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2110751, 4221502, 8443004, 10553755, 16886008, 21107510, 42215020, 84430040]

約数ペア:

[(1, 84430040), (2, 42215020), (4, 21107510), (5, 16886008), (8, 10553755), (10, 8443004), (20, 4221502), (40, 2110751)]