12219202220

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{625343}}^1$

素因数の和:626329

約数の個数: 24

約数和(自身を含む): 25686630144

約数和(自身を除く): 13467427924

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3908, 4885, 9770, 19540, 625343, 1250686, 2501372, 3126715, 6253430, 12506860, 610960111, 1221920222, 2443840444, 3054800555, 6109601110, 12219202220]

約数ペア:

[(1, 12219202220), (2, 6109601110), (4, 3054800555), (5, 2443840444), (10, 1221920222), (20, 610960111), (977, 12506860), (1954, 6253430), (3908, 3126715), (4885, 2501372), (9770, 1250686), (19540, 625343)]