28886990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4451}}^1$

素因数の和:4528

約数の個数: 32

約数和(自身を含む): 57697920

約数和(自身を除く): 28810930

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3245, 4451, 6490, 8902, 22255, 44510, 48961, 97922, 244805, 262609, 489610, 525218, 1313045, 2626090, 2888699, 5777398, 14443495, 28886990]

約数ペア:

[(1, 28886990), (2, 14443495), (5, 5777398), (10, 2888699), (11, 2626090), (22, 1313045), (55, 525218), (59, 489610), (110, 262609), (118, 244805), (295, 97922), (590, 48961), (649, 44510), (1298, 22255), (3245, 8902), (4451, 6490)]