61257980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{437557}}^1$

素因数の和:437573

約数の個数: 24

約数和(自身を含む): 147019488

約数和(自身を除く): 85761508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 437557, 875114, 1750228, 2187785, 3062899, 4375570, 6125798, 8751140, 12251596, 15314495, 30628990, 61257980]

約数ペア:

[(1, 61257980), (2, 30628990), (4, 15314495), (5, 12251596), (7, 8751140), (10, 6125798), (14, 4375570), (20, 3062899), (28, 2187785), (35, 1750228), (70, 875114), (140, 437557)]