20123341805

素因数分解:

$5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{109661}}^1$

素因数の和:109794

約数の個数: 32

約数和(自身を含む): 28424390400

約数和(自身を除く): 8301048595

約数列:

[1, 5, 7, 35, 49, 107, 245, 343, 535, 749, 1715, 3745, 5243, 26215, 36701, 109661, 183505, 548305, 767627, 3838135, 5373389, 11733727, 26866945, 37613723, 58668635, 82136089, 188068615, 410680445, 574952623, 2874763115, 4024668361, 20123341805]

約数ペア:

[(1, 20123341805), (5, 4024668361), (7, 2874763115), (35, 574952623), (49, 410680445), (107, 188068615), (245, 82136089), (343, 58668635), (535, 37613723), (749, 26866945), (1715, 11733727), (3745, 5373389), (5243, 3838135), (26215, 767627), (36701, 548305), (109661, 183505)]