30882860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15919}}^1$

素因数の和:16025

約数の個数: 24

約数和(自身を含む): 65526720

約数和(自身を除く): 34643860

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 15919, 31838, 63676, 79595, 159190, 318380, 1544143, 3088286, 6176572, 7720715, 15441430, 30882860]

約数ペア:

[(1, 30882860), (2, 15441430), (4, 7720715), (5, 6176572), (10, 3088286), (20, 1544143), (97, 318380), (194, 159190), (388, 79595), (485, 63676), (970, 31838), (1940, 15919)]