20260345

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2003}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 29530944

約数和(自身を除く): 9270599

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 595, 1445, 2003, 2023, 10015, 10115, 14021, 34051, 70105, 170255, 238357, 578867, 1191785, 2894335, 4052069, 20260345]

約数ペア:

[(1, 20260345), (5, 4052069), (7, 2894335), (17, 1191785), (35, 578867), (85, 238357), (119, 170255), (289, 70105), (595, 34051), (1445, 14021), (2003, 10115), (2023, 10015)]