139215520

素因数分解:

$2^5\times 5^1\times {\mathrm{870097}}^1$

素因数の和:870112

約数の個数: 24

約数和(自身を含む): 328897044

約数和(自身を除く): 189681524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 870097, 1740194, 3480388, 4350485, 6960776, 8700970, 13921552, 17401940, 27843104, 34803880, 69607760, 139215520]

約数ペア:

[(1, 139215520), (2, 69607760), (4, 34803880), (5, 27843104), (8, 17401940), (10, 13921552), (16, 8700970), (20, 6960776), (32, 4350485), (40, 3480388), (80, 1740194), (160, 870097)]