39409030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 33581690

約数列:

[1, 2, 5, 10, 47, 94, 191, 235, 382, 439, 470, 878, 955, 1910, 2195, 4390, 8977, 17954, 20633, 41266, 44885, 83849, 89770, 103165, 167698, 206330, 419245, 838490, 3940903, 7881806, 19704515, 39409030]

約数ペア:

[(1, 39409030), (2, 19704515), (5, 7881806), (10, 3940903), (47, 838490), (94, 419245), (191, 206330), (235, 167698), (382, 103165), (439, 89770), (470, 83849), (878, 44885), (955, 41266), (1910, 20633), (2195, 17954), (4390, 8977)]