202000820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442863}}^1$

素因数の和:1442879

約数の個数: 24

約数和(自身を含む): 484802304

約数和(自身を除く): 282801484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442863, 2885726, 5771452, 7214315, 10100041, 14428630, 20200082, 28857260, 40400164, 50500205, 101000410, 202000820]

約数ペア:

[(1, 202000820), (2, 101000410), (4, 50500205), (5, 40400164), (7, 28857260), (10, 20200082), (14, 14428630), (20, 10100041), (28, 7214315), (35, 5771452), (70, 2885726), (140, 1442863)]