17481040

素因数分解:

$2^4\times 5^1\times {\mathrm{218513}}^1$

素因数の和:218526

約数の個数: 20

約数和(自身を含む): 40643604

約数和(自身を除く): 23162564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 218513, 437026, 874052, 1092565, 1748104, 2185130, 3496208, 4370260, 8740520, 17481040]

約数ペア:

[(1, 17481040), (2, 8740520), (4, 4370260), (5, 3496208), (8, 2185130), (10, 1748104), (16, 1092565), (20, 874052), (40, 437026), (80, 218513)]