269531440

素因数分解:

$2^4\times 5^1\times {\mathrm{3369143}}^1$

素因数の和:3369156

約数の個数: 20

約数和(自身を含む): 626660784

約数和(自身を除く): 357129344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3369143, 6738286, 13476572, 16845715, 26953144, 33691430, 53906288, 67382860, 134765720, 269531440]

約数ペア:

[(1, 269531440), (2, 134765720), (4, 67382860), (5, 53906288), (8, 33691430), (10, 26953144), (16, 16845715), (20, 13476572), (40, 6738286), (80, 3369143)]