20200068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 59230080

約数和(自身を除く): 39030012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1129, 1278, 1491, 1988, 2258, 2556, 2982, 3387, 4473, 4516, 5964, 6774, 7903, 8946, 10161, 13548, 15806, 17892, 20322, 23709, 31612, 40644, 47418, 71127, 80159, 94836, 142254, 160318, 240477, 284508, 320636, 480954, 561113, 721431, 961908, 1122226, 1442862, 1683339, 2244452, 2885724, 3366678, 5050017, 6733356, 10100034, 20200068]

約数ペア:

[(1, 20200068), (2, 10100034), (3, 6733356), (4, 5050017), (6, 3366678), (7, 2885724), (9, 2244452), (12, 1683339), (14, 1442862), (18, 1122226), (21, 961908), (28, 721431), (36, 561113), (42, 480954), (63, 320636), (71, 284508), (84, 240477), (126, 160318), (142, 142254), (213, 94836), (252, 80159), (284, 71127), (426, 47418), (497, 40644), (639, 31612), (852, 23709), (994, 20322), (1129, 17892), (1278, 15806), (1491, 13548), (1988, 10161), (2258, 8946), (2556, 7903), (2982, 6774), (3387, 5964), (4473, 4516)]