28886772920

素因数分解:

$2^3\times 5^1\times {\mathrm{4153}}^1\times {\mathrm{173891}}^1$

素因数の和:178055

約数の個数: 32

約数和(自身を含む): 65011263120

約数和(自身を除く): 36124490200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4153, 8306, 16612, 20765, 33224, 41530, 83060, 166120, 173891, 347782, 695564, 869455, 1391128, 1738910, 3477820, 6955640, 722169323, 1444338646, 2888677292, 3610846615, 5777354584, 7221693230, 14443386460, 28886772920]

約数ペア:

[(1, 28886772920), (2, 14443386460), (4, 7221693230), (5, 5777354584), (8, 3610846615), (10, 2888677292), (20, 1444338646), (40, 722169323), (4153, 6955640), (8306, 3477820), (16612, 1738910), (20765, 1391128), (33224, 869455), (41530, 695564), (83060, 347782), (166120, 173891)]