2020170155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1429}}^1$

素因数の和:2123

約数の個数: 32

約数和(自身を含む): 2668723200

約数和(自身を除く): 648553045

約数列:

[1, 5, 19, 23, 95, 115, 437, 647, 1429, 2185, 3235, 7145, 12293, 14881, 27151, 32867, 61465, 74405, 135755, 164335, 282739, 624473, 924563, 1413695, 3122365, 4622815, 17566697, 21264949, 87833485, 106324745, 404034031, 2020170155]

約数ペア:

[(1, 2020170155), (5, 404034031), (19, 106324745), (23, 87833485), (95, 21264949), (115, 17566697), (437, 4622815), (647, 3122365), (1429, 1413695), (2185, 924563), (3235, 624473), (7145, 282739), (12293, 164335), (14881, 135755), (27151, 74405), (32867, 61465)]