91281040

素因数分解:

$2^4\times 5^1\times {\mathrm{1141013}}^1$

素因数の和:1141026

約数の個数: 20

約数和(自身を含む): 212228604

約数和(自身を除く): 120947564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1141013, 2282026, 4564052, 5705065, 9128104, 11410130, 18256208, 22820260, 45640520, 91281040]

約数ペア:

[(1, 91281040), (2, 45640520), (4, 22820260), (5, 18256208), (8, 11410130), (10, 9128104), (16, 5705065), (20, 4564052), (40, 2282026), (80, 1141013)]