128620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 277200

約数和(自身を除く): 148580

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 590, 1090, 1180, 2180, 6431, 12862, 25724, 32155, 64310, 128620]

約数ペア:

[(1, 128620), (2, 64310), (4, 32155), (5, 25724), (10, 12862), (20, 6431), (59, 2180), (109, 1180), (118, 1090), (218, 590), (236, 545), (295, 436)]