494708980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{575243}}^1$

素因数の和:575295

約数の個数: 24

約数和(自身を含む): 1063050912

約数和(自身を除く): 568341932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 575243, 1150486, 2300972, 2876215, 5752430, 11504860, 24735449, 49470898, 98941796, 123677245, 247354490, 494708980]

約数ペア:

[(1, 494708980), (2, 247354490), (4, 123677245), (5, 98941796), (10, 49470898), (20, 24735449), (43, 11504860), (86, 5752430), (172, 2876215), (215, 2300972), (430, 1150486), (860, 575243)]