194713640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{442531}}^1$

素因数の和:442553

約数の個数: 32

約数和(自身を含む): 477934560

約数和(自身を除く): 283220920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 442531, 885062, 1770124, 2212655, 3540248, 4425310, 4867841, 8850620, 9735682, 17701240, 19471364, 24339205, 38942728, 48678410, 97356820, 194713640]

約数ペア:

[(1, 194713640), (2, 97356820), (4, 48678410), (5, 38942728), (8, 24339205), (10, 19471364), (11, 17701240), (20, 9735682), (22, 8850620), (40, 4867841), (44, 4425310), (55, 3540248), (88, 2212655), (110, 1770124), (220, 885062), (440, 442531)]