199961180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{232513}}^1$

素因数の和:232565

約数の個数: 24

約数和(自身を含む): 429685872

約数和(自身を除く): 229724692

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 232513, 465026, 930052, 1162565, 2325130, 4650260, 9998059, 19996118, 39992236, 49990295, 99980590, 199961180]

約数ペア:

[(1, 199961180), (2, 99980590), (4, 49990295), (5, 39992236), (10, 19996118), (20, 9998059), (43, 4650260), (86, 2325130), (172, 1162565), (215, 930052), (430, 465026), (860, 232513)]