28755380

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4073}}^1$

素因数の和:4435

約数の個数: 24

約数和(自身を含む): 60572232

約数和(自身を除く): 31816852

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 4073, 7060, 8146, 16292, 20365, 40730, 81460, 1437769, 2875538, 5751076, 7188845, 14377690, 28755380]

約数ペア:

[(1, 28755380), (2, 14377690), (4, 7188845), (5, 5751076), (10, 2875538), (20, 1437769), (353, 81460), (706, 40730), (1412, 20365), (1765, 16292), (3530, 8146), (4073, 7060)]