211050280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753751}}^1$

素因数の和:753769

約数の個数: 32

約数和(自身を含む): 542701440

約数和(自身を除く): 331651160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753751, 1507502, 3015004, 3768755, 5276257, 6030008, 7537510, 10552514, 15075020, 21105028, 26381285, 30150040, 42210056, 52762570, 105525140, 211050280]

約数ペア:

[(1, 211050280), (2, 105525140), (4, 52762570), (5, 42210056), (7, 30150040), (8, 26381285), (10, 21105028), (14, 15075020), (20, 10552514), (28, 7537510), (35, 6030008), (40, 5276257), (56, 3768755), (70, 3015004), (140, 1507502), (280, 753751)]