313139420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1423361}}^1$

素因数の和:1423381

約数の個数: 24

約数和(自身を含む): 717374448

約数和(自身を除く): 404235028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1423361, 2846722, 5693444, 7116805, 14233610, 15656971, 28467220, 31313942, 62627884, 78284855, 156569710, 313139420]

約数ペア:

[(1, 313139420), (2, 156569710), (4, 78284855), (5, 62627884), (10, 31313942), (11, 28467220), (20, 15656971), (22, 14233610), (44, 7116805), (55, 5693444), (110, 2846722), (220, 1423361)]