39797720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21169}}^1$

素因数の和:21227

約数の個数: 32

約数和(自身を含む): 91454400

約数和(自身を除く): 51656680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21169, 42338, 84676, 105845, 169352, 211690, 423380, 846760, 994943, 1989886, 3979772, 4974715, 7959544, 9949430, 19898860, 39797720]

約数ペア:

[(1, 39797720), (2, 19898860), (4, 9949430), (5, 7959544), (8, 4974715), (10, 3979772), (20, 1989886), (40, 994943), (47, 846760), (94, 423380), (188, 211690), (235, 169352), (376, 105845), (470, 84676), (940, 42338), (1880, 21169)]