1774292020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{345193}}^1$

素因数の和:345459

約数の個数: 24

約数和(自身を含む): 3740522184

約数和(自身を除く): 1966230164

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 345193, 690386, 1380772, 1725965, 3451930, 6903860, 88714601, 177429202, 354858404, 443573005, 887146010, 1774292020]

約数ペア:

[(1, 1774292020), (2, 887146010), (4, 443573005), (5, 354858404), (10, 177429202), (20, 88714601), (257, 6903860), (514, 3451930), (1028, 1725965), (1285, 1380772), (2570, 690386), (5140, 345193)]