213301360

素因数分解:

$2^4\times 5^1\times {\mathrm{2666267}}^1$

素因数の和:2666280

約数の個数: 20

約数和(自身を含む): 495925848

約数和(自身を除く): 282624488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2666267, 5332534, 10665068, 13331335, 21330136, 26662670, 42660272, 53325340, 106650680, 213301360]

約数ペア:

[(1, 213301360), (2, 106650680), (4, 53325340), (5, 42660272), (8, 26662670), (10, 21330136), (16, 13331335), (20, 10665068), (40, 5332534), (80, 2666267)]