2670280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 6054840

約数和(自身を除く): 3384560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 277, 482, 554, 964, 1108, 1205, 1385, 1928, 2216, 2410, 2770, 4820, 5540, 9640, 11080, 66757, 133514, 267028, 333785, 534056, 667570, 1335140, 2670280]

約数ペア:

[(1, 2670280), (2, 1335140), (4, 667570), (5, 534056), (8, 333785), (10, 267028), (20, 133514), (40, 66757), (241, 11080), (277, 9640), (482, 5540), (554, 4820), (964, 2770), (1108, 2410), (1205, 2216), (1385, 1928)]