54881890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1279}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 113172480

約数和(自身を除く): 58290590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 613, 1226, 1279, 2558, 3065, 4291, 6130, 6395, 8582, 8953, 12790, 17906, 21455, 42910, 44765, 89530, 784027, 1568054, 3920135, 5488189, 7840270, 10976378, 27440945, 54881890]

約数ペア:

[(1, 54881890), (2, 27440945), (5, 10976378), (7, 7840270), (10, 5488189), (14, 3920135), (35, 1568054), (70, 784027), (613, 89530), (1226, 44765), (1279, 42910), (2558, 21455), (3065, 17906), (4291, 12790), (6130, 8953), (6395, 8582)]