211056440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753773}}^1$

素因数の和:753791

約数の個数: 32

約数和(自身を含む): 542717280

約数和(自身を除く): 331660840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753773, 1507546, 3015092, 3768865, 5276411, 6030184, 7537730, 10552822, 15075460, 21105644, 26382055, 30150920, 42211288, 52764110, 105528220, 211056440]

約数ペア:

[(1, 211056440), (2, 105528220), (4, 52764110), (5, 42211288), (7, 30150920), (8, 26382055), (10, 21105644), (14, 15075460), (20, 10552822), (28, 7537730), (35, 6030184), (40, 5276411), (56, 3768865), (70, 3015092), (140, 1507546), (280, 753773)]