389972030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{5571029}}^1$

素因数の和:5571043

約数の個数: 16

約数和(自身を含む): 802228320

約数和(自身を除く): 412256290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 5571029, 11142058, 27855145, 38997203, 55710290, 77994406, 194986015, 389972030]

約数ペア:

[(1, 389972030), (2, 194986015), (5, 77994406), (7, 55710290), (10, 38997203), (14, 27855145), (35, 11142058), (70, 5571029)]