22071760

素因数分解:

$2^4\times 5^1\times {\mathrm{275897}}^1$

素因数の和:275910

約数の個数: 20

約数和(自身を含む): 51317028

約数和(自身を除く): 29245268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275897, 551794, 1103588, 1379485, 2207176, 2758970, 4414352, 5517940, 11035880, 22071760]

約数ペア:

[(1, 22071760), (2, 11035880), (4, 5517940), (5, 4414352), (8, 2758970), (10, 2207176), (16, 1379485), (20, 1103588), (40, 551794), (80, 275897)]