40632860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25717}}^1$

素因数の和:25805

約数の個数: 24

約数和(自身を含む): 86412480

約数和(自身を除く): 45779620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 25717, 51434, 102868, 128585, 257170, 514340, 2031643, 4063286, 8126572, 10158215, 20316430, 40632860]

約数ペア:

[(1, 40632860), (2, 20316430), (4, 10158215), (5, 8126572), (10, 4063286), (20, 2031643), (79, 514340), (158, 257170), (316, 128585), (395, 102868), (790, 51434), (1580, 25717)]