79959440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90863}}^1$

素因数の和:90887

約数の個数: 40

約数和(自身を含む): 202808448

約数和(自身を除く): 122849008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90863, 181726, 363452, 454315, 726904, 908630, 999493, 1453808, 1817260, 1998986, 3634520, 3997972, 4997465, 7269040, 7995944, 9994930, 15991888, 19989860, 39979720, 79959440]

約数ペア:

[(1, 79959440), (2, 39979720), (4, 19989860), (5, 15991888), (8, 9994930), (10, 7995944), (11, 7269040), (16, 4997465), (20, 3997972), (22, 3634520), (40, 1998986), (44, 1817260), (55, 1453808), (80, 999493), (88, 908630), (110, 726904), (176, 454315), (220, 363452), (440, 181726), (880, 90863)]