2660228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 2782972

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 71, 76, 116, 142, 284, 323, 493, 551, 646, 986, 1102, 1207, 1292, 1349, 1972, 2059, 2204, 2414, 2698, 4118, 4828, 5396, 8236, 9367, 18734, 22933, 35003, 37468, 39121, 45866, 70006, 78242, 91732, 140012, 156484, 665057, 1330114, 2660228]

約数ペア:

[(1, 2660228), (2, 1330114), (4, 665057), (17, 156484), (19, 140012), (29, 91732), (34, 78242), (38, 70006), (58, 45866), (68, 39121), (71, 37468), (76, 35003), (116, 22933), (142, 18734), (284, 9367), (323, 8236), (493, 5396), (551, 4828), (646, 4118), (986, 2698), (1102, 2414), (1207, 2204), (1292, 2059), (1349, 1972)]