5686804520

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1597417}}^1$

素因数の和:1597517

約数の個数: 32

約数和(自身を含む): 12939085800

約数和(自身を除く): 7252281280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 1597417, 3194834, 6389668, 7987085, 12779336, 15974170, 31948340, 63896680, 142170113, 284340226, 568680452, 710850565, 1137360904, 1421701130, 2843402260, 5686804520]

約数ペア:

[(1, 5686804520), (2, 2843402260), (4, 1421701130), (5, 1137360904), (8, 710850565), (10, 568680452), (20, 284340226), (40, 142170113), (89, 63896680), (178, 31948340), (356, 15974170), (445, 12779336), (712, 7987085), (890, 6389668), (1780, 3194834), (3560, 1597417)]