26880040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61091}}^1$

素因数の和:61113

約数の個数: 32

約数和(自身を含む): 65979360

約数和(自身を除く): 39099320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 61091, 122182, 244364, 305455, 488728, 610910, 672001, 1221820, 1344002, 2443640, 2688004, 3360005, 5376008, 6720010, 13440020, 26880040]

約数ペア:

[(1, 26880040), (2, 13440020), (4, 6720010), (5, 5376008), (8, 3360005), (10, 2688004), (11, 2443640), (20, 1344002), (22, 1221820), (40, 672001), (44, 610910), (55, 488728), (88, 305455), (110, 244364), (220, 122182), (440, 61091)]