66720860

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{22093}}^1$

素因数の和:22253

約数の個数: 24

約数和(自身を含む): 141048096

約数和(自身を除く): 74327236

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 22093, 44186, 88372, 110465, 220930, 441860, 3336043, 6672086, 13344172, 16680215, 33360430, 66720860]

約数ペア:

[(1, 66720860), (2, 33360430), (4, 16680215), (5, 13344172), (10, 6672086), (20, 3336043), (151, 441860), (302, 220930), (604, 110465), (755, 88372), (1510, 44186), (3020, 22093)]