264702980

素因数分解:

$2^2\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{6491}}^1$

素因数の和:8539

約数の個数: 24

約数和(自身を含む): 556234560

約数和(自身を除く): 291531580

約数列:

[1, 2, 4, 5, 10, 20, 2039, 4078, 6491, 8156, 10195, 12982, 20390, 25964, 32455, 40780, 64910, 129820, 13235149, 26470298, 52940596, 66175745, 132351490, 264702980]

約数ペア:

[(1, 264702980), (2, 132351490), (4, 66175745), (5, 52940596), (10, 26470298), (20, 13235149), (2039, 129820), (4078, 64910), (6491, 40780), (8156, 32455), (10195, 25964), (12982, 20390)]