11955560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15731}}^1$

素因数の和:15761

約数の個数: 32

約数和(自身を含む): 28317600

約数和(自身を除く): 16362040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 15731, 31462, 62924, 78655, 125848, 157310, 298889, 314620, 597778, 629240, 1195556, 1494445, 2391112, 2988890, 5977780, 11955560]

約数ペア:

[(1, 11955560), (2, 5977780), (4, 2988890), (5, 2391112), (8, 1494445), (10, 1195556), (19, 629240), (20, 597778), (38, 314620), (40, 298889), (76, 157310), (95, 125848), (152, 78655), (190, 62924), (380, 31462), (760, 15731)]