20195720500

素因数分解:

$2^2\times 5^3\times {\mathrm{673}}^1\times {\mathrm{60017}}^1$

素因数の和:60709

約数の個数: 48

約数和(自身を含む): 44173728144

約数和(自身を除く): 23978007644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 673, 1346, 2692, 3365, 6730, 13460, 16825, 33650, 60017, 67300, 84125, 120034, 168250, 240068, 300085, 336500, 600170, 1200340, 1500425, 3000850, 6001700, 7502125, 15004250, 30008500, 40391441, 80782882, 161565764, 201957205, 403914410, 807828820, 1009786025, 2019572050, 4039144100, 5048930125, 10097860250, 20195720500]

約数ペア:

[(1, 20195720500), (2, 10097860250), (4, 5048930125), (5, 4039144100), (10, 2019572050), (20, 1009786025), (25, 807828820), (50, 403914410), (100, 201957205), (125, 161565764), (250, 80782882), (500, 40391441), (673, 30008500), (1346, 15004250), (2692, 7502125), (3365, 6001700), (6730, 3000850), (13460, 1500425), (16825, 1200340), (33650, 600170), (60017, 336500), (67300, 300085), (84125, 240068), (120034, 168250)]