67281040

素因数分解:

$2^4\times 5^1\times {\mathrm{841013}}^1$

素因数の和:841026

約数の個数: 20

約数和(自身を含む): 156428604

約数和(自身を除く): 89147564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 841013, 1682026, 3364052, 4205065, 6728104, 8410130, 13456208, 16820260, 33640520, 67281040]

約数ペア:

[(1, 67281040), (2, 33640520), (4, 16820260), (5, 13456208), (8, 8410130), (10, 6728104), (16, 4205065), (20, 3364052), (40, 1682026), (80, 841013)]