121750220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{68399}}^1$

素因数の和:68497

約数の個数: 24

約数和(自身を含む): 258552000

約数和(自身を除く): 136801780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 68399, 136798, 273596, 341995, 683990, 1367980, 6087511, 12175022, 24350044, 30437555, 60875110, 121750220]

約数ペア:

[(1, 121750220), (2, 60875110), (4, 30437555), (5, 24350044), (10, 12175022), (20, 6087511), (89, 1367980), (178, 683990), (356, 341995), (445, 273596), (890, 136798), (1780, 68399)]