68171420

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{3709}}^1$

素因数の和:4637

約数の個数: 24

約数和(自身を含む): 143354400

約数和(自身を除く): 75182980

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3676, 3709, 4595, 7418, 9190, 14836, 18380, 18545, 37090, 74180, 3408571, 6817142, 13634284, 17042855, 34085710, 68171420]

約数ペア:

[(1, 68171420), (2, 34085710), (4, 17042855), (5, 13634284), (10, 6817142), (20, 3408571), (919, 74180), (1838, 37090), (3676, 18545), (3709, 18380), (4595, 14836), (7418, 9190)]