137012920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311393}}^1$

素因数の和:311415

約数の個数: 32

約数和(自身を含む): 336305520

約数和(自身を除く): 199292600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 311393, 622786, 1245572, 1556965, 2491144, 3113930, 3425323, 6227860, 6850646, 12455720, 13701292, 17126615, 27402584, 34253230, 68506460, 137012920]

約数ペア:

[(1, 137012920), (2, 68506460), (4, 34253230), (5, 27402584), (8, 17126615), (10, 13701292), (11, 12455720), (20, 6850646), (22, 6227860), (40, 3425323), (44, 3113930), (55, 2491144), (88, 1556965), (110, 1245572), (220, 622786), (440, 311393)]