42489290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2293}}^1$

素因数の和:2426

約数の個数: 32

約数和(自身を含む): 81758160

約数和(自身を除く): 39268870

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 2293, 3706, 4586, 9265, 11465, 18530, 22930, 38981, 77962, 194905, 249937, 389810, 499874, 1249685, 2499370, 4248929, 8497858, 21244645, 42489290]

約数ペア:

[(1, 42489290), (2, 21244645), (5, 8497858), (10, 4248929), (17, 2499370), (34, 1249685), (85, 499874), (109, 389810), (170, 249937), (218, 194905), (545, 77962), (1090, 38981), (1853, 22930), (2293, 18530), (3706, 11465), (4586, 9265)]