29419720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66863}}^1$

素因数の和:66885

約数の個数: 32

約数和(自身を含む): 72213120

約数和(自身を除く): 42793400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 66863, 133726, 267452, 334315, 534904, 668630, 735493, 1337260, 1470986, 2674520, 2941972, 3677465, 5883944, 7354930, 14709860, 29419720]

約数ペア:

[(1, 29419720), (2, 14709860), (4, 7354930), (5, 5883944), (8, 3677465), (10, 2941972), (11, 2674520), (20, 1470986), (22, 1337260), (40, 735493), (44, 668630), (55, 534904), (88, 334315), (110, 267452), (220, 133726), (440, 66863)]