56912440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8419}}^1$

素因数の和:8456

約数の個数: 48

約数和(自身を含む): 138677400

約数和(自身を除く): 81764960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 8419, 16838, 33676, 42095, 67352, 84190, 109447, 168380, 218894, 336760, 437788, 547235, 875576, 1094470, 1422811, 2188940, 2845622, 4377880, 5691244, 7114055, 11382488, 14228110, 28456220, 56912440]

約数ペア:

[(1, 56912440), (2, 28456220), (4, 14228110), (5, 11382488), (8, 7114055), (10, 5691244), (13, 4377880), (20, 2845622), (26, 2188940), (40, 1422811), (52, 1094470), (65, 875576), (104, 547235), (130, 437788), (169, 336760), (260, 218894), (338, 168380), (520, 109447), (676, 84190), (845, 67352), (1352, 42095), (1690, 33676), (3380, 16838), (6760, 8419)]