40128788

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30493}}^1$

素因数の和:30551

約数の個数: 24

約数和(自身を含む): 81967872

約数和(自身を除く): 41839084

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 30493, 60986, 121972, 213451, 426902, 853804, 1433171, 2866342, 5732684, 10032197, 20064394, 40128788]

約数ペア:

[(1, 40128788), (2, 20064394), (4, 10032197), (7, 5732684), (14, 2866342), (28, 1433171), (47, 853804), (94, 426902), (188, 213451), (329, 121972), (658, 60986), (1316, 30493)]