13280260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3316

約数の個数: 48

約数和(自身を含む): 32981760

約数和(自身を除く): 19701500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3271, 4060, 6542, 13084, 16355, 22897, 32710, 45794, 65420, 91588, 94859, 114485, 189718, 228970, 379436, 457940, 474295, 664013, 948590, 1328026, 1897180, 2656052, 3320065, 6640130, 13280260]

約数ペア:

[(1, 13280260), (2, 6640130), (4, 3320065), (5, 2656052), (7, 1897180), (10, 1328026), (14, 948590), (20, 664013), (28, 474295), (29, 457940), (35, 379436), (58, 228970), (70, 189718), (116, 114485), (140, 94859), (145, 91588), (203, 65420), (290, 45794), (406, 32710), (580, 22897), (812, 16355), (1015, 13084), (2030, 6542), (3271, 4060)]