70840820

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{4283}}^1$

素因数の和:5119

約数の個数: 24

約数和(自身を含む): 148980384

約数和(自身を除く): 78139564

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 4283, 8270, 8566, 16540, 17132, 21415, 42830, 85660, 3542041, 7084082, 14168164, 17710205, 35420410, 70840820]

約数ペア:

[(1, 70840820), (2, 35420410), (4, 17710205), (5, 14168164), (10, 7084082), (20, 3542041), (827, 85660), (1654, 42830), (3308, 21415), (4135, 17132), (4283, 16540), (8270, 8566)]