8889806870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{18142463}}^1$

素因数の和:18142484

約数の個数: 24

約数和(自身を含む): 18614168064

約数和(自身を除く): 9724361194

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 18142463, 36284926, 90712315, 126997241, 181424630, 253994482, 634986205, 888980687, 1269972410, 1777961374, 4444903435, 8889806870]

約数ペア:

[(1, 8889806870), (2, 4444903435), (5, 1777961374), (7, 1269972410), (10, 888980687), (14, 634986205), (35, 253994482), (49, 181424630), (70, 126997241), (98, 90712315), (245, 36284926), (490, 18142463)]