12846331940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{389047}}^1$

素因数の和:389196

約数の個数: 48

約数和(自身を含む): 29281308672

約数和(自身を除く): 16434976732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 33020, 389047, 778094, 1556188, 1945235, 3890470, 5057611, 7780940, 10115222, 20230444, 25288055, 49408969, 50576110, 98817938, 101152220, 197635876, 247044845, 494089690, 642316597, 988179380, 1284633194, 2569266388, 3211582985, 6423165970, 12846331940]

約数ペア:

[(1, 12846331940), (2, 6423165970), (4, 3211582985), (5, 2569266388), (10, 1284633194), (13, 988179380), (20, 642316597), (26, 494089690), (52, 247044845), (65, 197635876), (127, 101152220), (130, 98817938), (254, 50576110), (260, 49408969), (508, 25288055), (635, 20230444), (1270, 10115222), (1651, 7780940), (2540, 5057611), (3302, 3890470), (6604, 1945235), (8255, 1556188), (16510, 778094), (33020, 389047)]