20147443190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1373}}^1\times {\mathrm{29947}}^1$

素因数の和:31341

約数の個数: 48

約数和(自身を含む): 42218414352

約数和(自身を除く): 22070971162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1373, 2746, 6865, 9611, 13730, 19222, 29947, 48055, 59894, 67277, 96110, 134554, 149735, 209629, 299470, 336385, 419258, 672770, 1048145, 1467403, 2096290, 2934806, 7337015, 14674030, 41117231, 82234462, 205586155, 287820617, 411172310, 575641234, 1439103085, 2014744319, 2878206170, 4029488638, 10073721595, 20147443190]

約数ペア:

[(1, 20147443190), (2, 10073721595), (5, 4029488638), (7, 2878206170), (10, 2014744319), (14, 1439103085), (35, 575641234), (49, 411172310), (70, 287820617), (98, 205586155), (245, 82234462), (490, 41117231), (1373, 14674030), (2746, 7337015), (6865, 2934806), (9611, 2096290), (13730, 1467403), (19222, 1048145), (29947, 672770), (48055, 419258), (59894, 336385), (67277, 299470), (96110, 209629), (134554, 149735)]