87135860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{622399}}^1$

素因数の和:622415

約数の個数: 24

約数和(自身を含む): 209126400

約数和(自身を除く): 121990540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 622399, 1244798, 2489596, 3111995, 4356793, 6223990, 8713586, 12447980, 17427172, 21783965, 43567930, 87135860]

約数ペア:

[(1, 87135860), (2, 43567930), (4, 21783965), (5, 17427172), (7, 12447980), (10, 8713586), (14, 6223990), (20, 4356793), (28, 3111995), (35, 2489596), (70, 1244798), (140, 622399)]