55181560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197077}}^1$

素因数の和:197095

約数の個数: 32

約数和(自身を含む): 141896160

約数和(自身を除く): 86714600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197077, 394154, 788308, 985385, 1379539, 1576616, 1970770, 2759078, 3941540, 5518156, 6897695, 7883080, 11036312, 13795390, 27590780, 55181560]

約数ペア:

[(1, 55181560), (2, 27590780), (4, 13795390), (5, 11036312), (7, 7883080), (8, 6897695), (10, 5518156), (14, 3941540), (20, 2759078), (28, 1970770), (35, 1576616), (40, 1379539), (56, 985385), (70, 788308), (140, 394154), (280, 197077)]