11819720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26863}}^1$

素因数の和:26885

約数の個数: 32

約数和(自身を含む): 29013120

約数和(自身を除く): 17193400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 26863, 53726, 107452, 134315, 214904, 268630, 295493, 537260, 590986, 1074520, 1181972, 1477465, 2363944, 2954930, 5909860, 11819720]

約数ペア:

[(1, 11819720), (2, 5909860), (4, 2954930), (5, 2363944), (8, 1477465), (10, 1181972), (11, 1074520), (20, 590986), (22, 537260), (40, 295493), (44, 268630), (55, 214904), (88, 134315), (110, 107452), (220, 53726), (440, 26863)]