268220336

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{40009}}^1$

素因数の和:40436

約数の個数: 20

約数和(自身を含む): 520930200

約数和(自身を除く): 252709864

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 40009, 80018, 160036, 320072, 640144, 16763771, 33527542, 67055084, 134110168, 268220336]

約数ペア:

[(1, 268220336), (2, 134110168), (4, 67055084), (8, 33527542), (16, 16763771), (419, 640144), (838, 320072), (1676, 160036), (3352, 80018), (6704, 40009)]