9729220

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2143}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 20530944

約数和(自身を除く): 10801724

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2143, 2270, 4286, 4540, 8572, 10715, 21430, 42860, 486461, 972922, 1945844, 2432305, 4864610, 9729220]

約数ペア:

[(1, 9729220), (2, 4864610), (4, 2432305), (5, 1945844), (10, 972922), (20, 486461), (227, 42860), (454, 21430), (908, 10715), (1135, 8572), (2143, 4540), (2270, 4286)]