138420730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{4327}}^1$

素因数の和:4798

約数の個数: 32

約数和(自身を含む): 285440256

約数和(自身を除く): 147019526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457, 914, 2285, 3199, 4327, 4570, 6398, 8654, 15995, 21635, 30289, 31990, 43270, 60578, 151445, 302890, 1977439, 3954878, 9887195, 13842073, 19774390, 27684146, 69210365, 138420730]

約数ペア:

[(1, 138420730), (2, 69210365), (5, 27684146), (7, 19774390), (10, 13842073), (14, 9887195), (35, 3954878), (70, 1977439), (457, 302890), (914, 151445), (2285, 60578), (3199, 43270), (4327, 31990), (4570, 30289), (6398, 21635), (8654, 15995)]