2020251010

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1\times {\mathrm{2089}}^1$

素因数の和:3190

約数の個数: 32

約数和(自身を含む): 3679386480

約数和(自身を除く): 1659135470

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 997, 1994, 2089, 4178, 4985, 9970, 10445, 20890, 96709, 193418, 202633, 405266, 483545, 967090, 1013165, 2026330, 2082733, 4165466, 10413665, 20827330, 202025101, 404050202, 1010125505, 2020251010]

約数ペア:

[(1, 2020251010), (2, 1010125505), (5, 404050202), (10, 202025101), (97, 20827330), (194, 10413665), (485, 4165466), (970, 2082733), (997, 2026330), (1994, 1013165), (2089, 967090), (4178, 483545), (4985, 405266), (9970, 202633), (10445, 193418), (20890, 96709)]