5149540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 11975040

約数和(自身を除く): 6825500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 263, 356, 445, 526, 890, 979, 1052, 1315, 1780, 1958, 2630, 2893, 3916, 4895, 5260, 5786, 9790, 11572, 14465, 19580, 23407, 28930, 46814, 57860, 93628, 117035, 234070, 257477, 468140, 514954, 1029908, 1287385, 2574770, 5149540]

約数ペア:

[(1, 5149540), (2, 2574770), (4, 1287385), (5, 1029908), (10, 514954), (11, 468140), (20, 257477), (22, 234070), (44, 117035), (55, 93628), (89, 57860), (110, 46814), (178, 28930), (220, 23407), (263, 19580), (356, 14465), (445, 11572), (526, 9790), (890, 5786), (979, 5260), (1052, 4895), (1315, 3916), (1780, 2893), (1958, 2630)]