979580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6997}}^1$

素因数の和:7013

約数の個数: 24

約数和(自身を含む): 2351328

約数和(自身を除く): 1371748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6997, 13994, 27988, 34985, 48979, 69970, 97958, 139940, 195916, 244895, 489790, 979580]

約数ペア:

[(1, 979580), (2, 489790), (4, 244895), (5, 195916), (7, 139940), (10, 97958), (14, 69970), (20, 48979), (28, 34985), (35, 27988), (70, 13994), (140, 6997)]