27971510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{977}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 57741120

約数和(自身を除く): 29769610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 818, 977, 1954, 2045, 2863, 4090, 4885, 5726, 6839, 9770, 13678, 14315, 28630, 34195, 68390, 399593, 799186, 1997965, 2797151, 3995930, 5594302, 13985755, 27971510]

約数ペア:

[(1, 27971510), (2, 13985755), (5, 5594302), (7, 3995930), (10, 2797151), (14, 1997965), (35, 799186), (70, 399593), (409, 68390), (818, 34195), (977, 28630), (1954, 14315), (2045, 13678), (2863, 9770), (4090, 6839), (4885, 5726)]