669164020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4779743}}^1$

素因数の和:4779759

約数の個数: 24

約数和(自身を含む): 1605993984

約数和(自身を除く): 936829964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4779743, 9559486, 19118972, 23898715, 33458201, 47797430, 66916402, 95594860, 133832804, 167291005, 334582010, 669164020]

約数ペア:

[(1, 669164020), (2, 334582010), (4, 167291005), (5, 133832804), (7, 95594860), (10, 66916402), (14, 47797430), (20, 33458201), (28, 23898715), (35, 19118972), (70, 9559486), (140, 4779743)]