4435220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1051}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 9367008

約数和(自身を除く): 4931788

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1051, 1055, 2102, 2110, 4204, 4220, 5255, 10510, 21020, 221761, 443522, 887044, 1108805, 2217610, 4435220]

約数ペア:

[(1, 4435220), (2, 2217610), (4, 1108805), (5, 887044), (10, 443522), (20, 221761), (211, 21020), (422, 10510), (844, 5255), (1051, 4220), (1055, 4204), (2102, 2110)]