40509476

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 54

約数和(自身を含む): 85683654

約数和(自身を除く): 45174178

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 71, 82, 98, 142, 164, 196, 284, 287, 497, 574, 994, 1148, 1988, 2009, 2911, 3479, 4018, 5041, 5822, 6958, 8036, 10082, 11644, 13916, 20164, 20377, 35287, 40754, 70574, 81508, 141148, 142639, 206681, 247009, 285278, 413362, 494018, 570556, 826724, 988036, 1446767, 2893534, 5787068, 10127369, 20254738, 40509476]

約数ペア:

[(1, 40509476), (2, 20254738), (4, 10127369), (7, 5787068), (14, 2893534), (28, 1446767), (41, 988036), (49, 826724), (71, 570556), (82, 494018), (98, 413362), (142, 285278), (164, 247009), (196, 206681), (284, 142639), (287, 141148), (497, 81508), (574, 70574), (994, 40754), (1148, 35287), (1988, 20377), (2009, 20164), (2911, 13916), (3479, 11644), (4018, 10082), (5041, 8036), (5822, 6958)]