242802020

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{11551}}^1$

素因数の和:12611

約数の個数: 24

約数和(自身を含む): 510413568

約数和(自身を除く): 267611548

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 10510, 11551, 21020, 23102, 46204, 57755, 115510, 231020, 12140101, 24280202, 48560404, 60700505, 121401010, 242802020]

約数ペア:

[(1, 242802020), (2, 121401010), (4, 60700505), (5, 48560404), (10, 24280202), (20, 12140101), (1051, 231020), (2102, 115510), (4204, 57755), (5255, 46204), (10510, 23102), (11551, 21020)]