5490220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1301}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 11593008

約数和(自身を除く): 6102788

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1301, 2110, 2602, 4220, 5204, 6505, 13010, 26020, 274511, 549022, 1098044, 1372555, 2745110, 5490220]

約数ペア:

[(1, 5490220), (2, 2745110), (4, 1372555), (5, 1098044), (10, 549022), (20, 274511), (211, 26020), (422, 13010), (844, 6505), (1055, 5204), (1301, 4220), (2110, 2602)]