1059220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 2243808

約数和(自身を除く): 1184588

約数列:

[1, 2, 4, 5, 10, 20, 211, 251, 422, 502, 844, 1004, 1055, 1255, 2110, 2510, 4220, 5020, 52961, 105922, 211844, 264805, 529610, 1059220]

約数ペア:

[(1, 1059220), (2, 529610), (4, 264805), (5, 211844), (10, 105922), (20, 52961), (211, 5020), (251, 4220), (422, 2510), (502, 2110), (844, 1255), (1004, 1055)]