21590040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179917}}^1$

素因数の和:179931

約数の個数: 32

約数和(自身を含む): 64770480

約数和(自身を除く): 43180440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179917, 359834, 539751, 719668, 899585, 1079502, 1439336, 1799170, 2159004, 2698755, 3598340, 4318008, 5397510, 7196680, 10795020, 21590040]

約数ペア:

[(1, 21590040), (2, 10795020), (3, 7196680), (4, 5397510), (5, 4318008), (6, 3598340), (8, 2698755), (10, 2159004), (12, 1799170), (15, 1439336), (20, 1079502), (24, 899585), (30, 719668), (40, 539751), (60, 359834), (120, 179917)]