194620120

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{7451}}^1$

素因数の和:8115

約数の個数: 32

約数和(自身を含む): 438624720

約数和(自身を除く): 244004600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 6530, 7451, 13060, 14902, 26120, 29804, 37255, 59608, 74510, 149020, 298040, 4865503, 9731006, 19462012, 24327515, 38924024, 48655030, 97310060, 194620120]

約数ペア:

[(1, 194620120), (2, 97310060), (4, 48655030), (5, 38924024), (8, 24327515), (10, 19462012), (20, 9731006), (40, 4865503), (653, 298040), (1306, 149020), (2612, 74510), (3265, 59608), (5224, 37255), (6530, 29804), (7451, 26120), (13060, 14902)]