26840440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61001}}^1$

素因数の和:61023

約数の個数: 32

約数和(自身を含む): 65882160

約数和(自身を除く): 39041720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 61001, 122002, 244004, 305005, 488008, 610010, 671011, 1220020, 1342022, 2440040, 2684044, 3355055, 5368088, 6710110, 13420220, 26840440]

約数ペア:

[(1, 26840440), (2, 13420220), (4, 6710110), (5, 5368088), (8, 3355055), (10, 2684044), (11, 2440040), (20, 1342022), (22, 1220020), (40, 671011), (44, 610010), (55, 488008), (88, 305005), (110, 244004), (220, 122002), (440, 61001)]