243350980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{54563}}^1$

素因数の和:54795

約数の個数: 24

約数和(自身を含む): 513338112

約数和(自身を除く): 269987132

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 54563, 109126, 218252, 272815, 545630, 1091260, 12167549, 24335098, 48670196, 60837745, 121675490, 243350980]

約数ペア:

[(1, 243350980), (2, 121675490), (4, 60837745), (5, 48670196), (10, 24335098), (20, 12167549), (223, 1091260), (446, 545630), (892, 272815), (1115, 218252), (2230, 109126), (4460, 54563)]