30721856210

素因数分解:

$2^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{4272859}}^1$

素因数の和:4273585

約数の個数: 16

約数和(自身を含む): 55376265600

約数和(自身を除く): 24654409390

約数列:

[1, 2, 5, 10, 719, 1438, 3595, 7190, 4272859, 8545718, 21364295, 42728590, 3072185621, 6144371242, 15360928105, 30721856210]

約数ペア:

[(1, 30721856210), (2, 15360928105), (5, 6144371242), (10, 3072185621), (719, 42728590), (1438, 21364295), (3595, 8545718), (7190, 4272859)]