10920745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 15240960

約数和(自身を除く): 4320215

約数列:

[1, 5, 11, 23, 55, 89, 97, 115, 253, 445, 485, 979, 1067, 1265, 2047, 2231, 4895, 5335, 8633, 10235, 11155, 22517, 24541, 43165, 94963, 112585, 122705, 198559, 474815, 992795, 2184149, 10920745]

約数ペア:

[(1, 10920745), (5, 2184149), (11, 992795), (23, 474815), (55, 198559), (89, 122705), (97, 112585), (115, 94963), (253, 43165), (445, 24541), (485, 22517), (979, 11155), (1067, 10235), (1265, 8633), (2047, 5335), (2231, 4895)]