346780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2477}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 832608

約数和(自身を除く): 485828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2477, 4954, 9908, 12385, 17339, 24770, 34678, 49540, 69356, 86695, 173390, 346780]

約数ペア:

[(1, 346780), (2, 173390), (4, 86695), (5, 69356), (7, 49540), (10, 34678), (14, 24770), (20, 17339), (28, 12385), (35, 9908), (70, 4954), (140, 2477)]