2501780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1867}}^1$

素因数の和:1943

約数の個数: 24

約数和(自身を含む): 5335008

約数和(自身を除く): 2833228

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1867, 3734, 7468, 9335, 18670, 37340, 125089, 250178, 500356, 625445, 1250890, 2501780]

約数ペア:

[(1, 2501780), (2, 1250890), (4, 625445), (5, 500356), (10, 250178), (20, 125089), (67, 37340), (134, 18670), (268, 9335), (335, 7468), (670, 3734), (1340, 1867)]