5448020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1291}}^1$

素因数の和:1511

約数の個数: 24

約数和(自身を含む): 11503968

約数和(自身を除く): 6055948

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1291, 2110, 2582, 4220, 5164, 6455, 12910, 25820, 272401, 544802, 1089604, 1362005, 2724010, 5448020]

約数ペア:

[(1, 5448020), (2, 2724010), (4, 1362005), (5, 1089604), (10, 544802), (20, 272401), (211, 25820), (422, 12910), (844, 6455), (1055, 5164), (1291, 4220), (2110, 2582)]