12789040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14533}}^1$

素因数の和:14557

約数の個数: 40

約数和(自身を含む): 32439888

約数和(自身を除く): 19650848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14533, 29066, 58132, 72665, 116264, 145330, 159863, 232528, 290660, 319726, 581320, 639452, 799315, 1162640, 1278904, 1598630, 2557808, 3197260, 6394520, 12789040]

約数ペア:

[(1, 12789040), (2, 6394520), (4, 3197260), (5, 2557808), (8, 1598630), (10, 1278904), (11, 1162640), (16, 799315), (20, 639452), (22, 581320), (40, 319726), (44, 290660), (55, 232528), (80, 159863), (88, 145330), (110, 116264), (176, 72665), (220, 58132), (440, 29066), (880, 14533)]