117661460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{840439}}^1$

素因数の和:840455

約数の個数: 24

約数和(自身を含む): 282387840

約数和(自身を除く): 164726380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 840439, 1680878, 3361756, 4202195, 5883073, 8404390, 11766146, 16808780, 23532292, 29415365, 58830730, 117661460]

約数ペア:

[(1, 117661460), (2, 58830730), (4, 29415365), (5, 23532292), (7, 16808780), (10, 11766146), (14, 8404390), (20, 5883073), (28, 4202195), (35, 3361756), (70, 1680878), (140, 840439)]