56135420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8231}}^1$

素因数の和:8282

約数の個数: 48

約数和(自身を含む): 132765696

約数和(自身を除く): 76630276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 8231, 16462, 32924, 41155, 82310, 90541, 164620, 181082, 255161, 362164, 452705, 510322, 905410, 1020644, 1275805, 1810820, 2551610, 2806771, 5103220, 5613542, 11227084, 14033855, 28067710, 56135420]

約数ペア:

[(1, 56135420), (2, 28067710), (4, 14033855), (5, 11227084), (10, 5613542), (11, 5103220), (20, 2806771), (22, 2551610), (31, 1810820), (44, 1275805), (55, 1020644), (62, 905410), (110, 510322), (124, 452705), (155, 362164), (220, 255161), (310, 181082), (341, 164620), (620, 90541), (682, 82310), (1364, 41155), (1705, 32924), (3410, 16462), (6820, 8231)]