11315680

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 26943840

約数和(自身を除く): 15628160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 359, 394, 718, 788, 985, 1436, 1576, 1795, 1970, 2872, 3152, 3590, 3940, 5744, 6304, 7180, 7880, 11488, 14360, 15760, 28720, 31520, 57440, 70723, 141446, 282892, 353615, 565784, 707230, 1131568, 1414460, 2263136, 2828920, 5657840, 11315680]

約数ペア:

[(1, 11315680), (2, 5657840), (4, 2828920), (5, 2263136), (8, 1414460), (10, 1131568), (16, 707230), (20, 565784), (32, 353615), (40, 282892), (80, 141446), (160, 70723), (197, 57440), (359, 31520), (394, 28720), (718, 15760), (788, 14360), (985, 11488), (1436, 7880), (1576, 7180), (1795, 6304), (1970, 5744), (2872, 3940), (3152, 3590)]