39007880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22679}}^1$

素因数の和:22733

約数の個数: 32

約数和(自身を含む): 89812800

約数和(自身を除く): 50804920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 22679, 45358, 90716, 113395, 181432, 226790, 453580, 907160, 975197, 1950394, 3900788, 4875985, 7801576, 9751970, 19503940, 39007880]

約数ペア:

[(1, 39007880), (2, 19503940), (4, 9751970), (5, 7801576), (8, 4875985), (10, 3900788), (20, 1950394), (40, 975197), (43, 907160), (86, 453580), (172, 226790), (215, 181432), (344, 113395), (430, 90716), (860, 45358), (1720, 22679)]