2011489396

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{2027}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 4214167776

約数和(自身を除く): 2202678380

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 83, 98, 122, 166, 196, 244, 332, 427, 581, 854, 1162, 1708, 2027, 2324, 2989, 4054, 4067, 5063, 5978, 8108, 8134, 10126, 11956, 14189, 16268, 20252, 28378, 35441, 56756, 70882, 99323, 123647, 141764, 168241, 198646, 247294, 248087, 336482, 397292, 494588, 496174, 672964, 865529, 992348, 1177687, 1731058, 2355374, 3462116, 4710748, 6058703, 8243809, 10262701, 12117406, 16487618, 20525402, 24234812, 32975236, 41050804, 71838907, 143677814, 287355628, 502872349, 1005744698, 2011489396]

約数ペア:

[(1, 2011489396), (2, 1005744698), (4, 502872349), (7, 287355628), (14, 143677814), (28, 71838907), (49, 41050804), (61, 32975236), (83, 24234812), (98, 20525402), (122, 16487618), (166, 12117406), (196, 10262701), (244, 8243809), (332, 6058703), (427, 4710748), (581, 3462116), (854, 2355374), (1162, 1731058), (1708, 1177687), (2027, 992348), (2324, 865529), (2989, 672964), (4054, 496174), (4067, 494588), (5063, 397292), (5978, 336482), (8108, 248087), (8134, 247294), (10126, 198646), (11956, 168241), (14189, 141764), (16268, 123647), (20252, 99323), (28378, 70882), (35441, 56756)]