128248220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{56747}}^1$

素因数の和:56869

約数の個数: 24

約数和(自身を含む): 271709424

約数和(自身を除く): 143461204

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 56747, 113494, 226988, 283735, 567470, 1134940, 6412411, 12824822, 25649644, 32062055, 64124110, 128248220]

約数ペア:

[(1, 128248220), (2, 64124110), (4, 32062055), (5, 25649644), (10, 12824822), (20, 6412411), (113, 1134940), (226, 567470), (452, 283735), (565, 226988), (1130, 113494), (2260, 56747)]