56018920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7109}}^1$

素因数の和:7317

約数の個数: 32

約数和(自身を含む): 126700200

約数和(自身を除く): 70681280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7109, 7880, 14218, 28436, 35545, 56872, 71090, 142180, 284360, 1400473, 2800946, 5601892, 7002365, 11203784, 14004730, 28009460, 56018920]

約数ペア:

[(1, 56018920), (2, 28009460), (4, 14004730), (5, 11203784), (8, 7002365), (10, 5601892), (20, 2800946), (40, 1400473), (197, 284360), (394, 142180), (788, 71090), (985, 56872), (1576, 35545), (1970, 28436), (3940, 14218), (7109, 7880)]