28289580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42863}}^1$

素因数の和:42886

約数の個数: 48

約数和(自身を含む): 86413824

約数和(自身を除く): 58124244

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42863, 85726, 128589, 171452, 214315, 257178, 428630, 471493, 514356, 642945, 857260, 942986, 1285890, 1414479, 1885972, 2357465, 2571780, 2828958, 4714930, 5657916, 7072395, 9429860, 14144790, 28289580]

約数ペア:

[(1, 28289580), (2, 14144790), (3, 9429860), (4, 7072395), (5, 5657916), (6, 4714930), (10, 2828958), (11, 2571780), (12, 2357465), (15, 1885972), (20, 1414479), (22, 1285890), (30, 942986), (33, 857260), (44, 642945), (55, 514356), (60, 471493), (66, 428630), (110, 257178), (132, 214315), (165, 171452), (220, 128589), (330, 85726), (660, 42863)]