39906760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21227}}^1$

素因数の和:21285

約数の個数: 32

約数和(自身を含む): 91704960

約数和(自身を除く): 51798200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21227, 42454, 84908, 106135, 169816, 212270, 424540, 849080, 997669, 1995338, 3990676, 4988345, 7981352, 9976690, 19953380, 39906760]

約数ペア:

[(1, 39906760), (2, 19953380), (4, 9976690), (5, 7981352), (8, 4988345), (10, 3990676), (20, 1995338), (40, 997669), (47, 849080), (94, 424540), (188, 212270), (235, 169816), (376, 106135), (470, 84908), (940, 42454), (1880, 21227)]