20174985785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1\times {\mathrm{5659}}^1$

素因数の和:6785

約数の個数: 32

約数和(自身を含む): 26162784000

約数和(自身を除く): 5987798215

約数列:

[1, 5, 23, 29, 115, 145, 667, 1069, 3335, 5345, 5659, 24587, 28295, 31001, 122935, 130157, 155005, 164111, 650785, 713023, 820555, 3565115, 3774553, 6049471, 18872765, 30247355, 139137833, 175434659, 695689165, 877173295, 4034997157, 20174985785]

約数ペア:

[(1, 20174985785), (5, 4034997157), (23, 877173295), (29, 695689165), (115, 175434659), (145, 139137833), (667, 30247355), (1069, 18872765), (3335, 6049471), (5345, 3774553), (5659, 3565115), (24587, 820555), (28295, 713023), (31001, 650785), (122935, 164111), (130157, 155005)]