677015860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{258403}}^1$

素因数の和:258543

約数の個数: 24

約数和(自身を含む): 1432591776

約数和(自身を除く): 755575916

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 258403, 516806, 1033612, 1292015, 2584030, 5168060, 33850793, 67701586, 135403172, 169253965, 338507930, 677015860]

約数ペア:

[(1, 677015860), (2, 338507930), (4, 169253965), (5, 135403172), (10, 67701586), (20, 33850793), (131, 5168060), (262, 2584030), (524, 1292015), (655, 1033612), (1310, 516806), (2620, 258403)]