20343034670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{451967}}^1$

素因数の和:452624

約数の個数: 32

約数和(自身を含む): 41913704448

約数和(自身を除く): 21570669778

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 643, 1286, 3215, 4501, 6430, 9002, 22505, 45010, 451967, 903934, 2259835, 3163769, 4519670, 6327538, 15818845, 31637690, 290614781, 581229562, 1453073905, 2034303467, 2906147810, 4068606934, 10171517335, 20343034670]

約数ペア:

[(1, 20343034670), (2, 10171517335), (5, 4068606934), (7, 2906147810), (10, 2034303467), (14, 1453073905), (35, 581229562), (70, 290614781), (643, 31637690), (1286, 15818845), (3215, 6327538), (4501, 4519670), (6430, 3163769), (9002, 2259835), (22505, 903934), (45010, 451967)]