8898258820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2221}}^1\times {\mathrm{18211}}^1$

素因数の和:20452

約数の個数: 48

約数和(自身を含む): 20395400256

約数和(自身を除く): 11497141436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2221, 4442, 8884, 11105, 18211, 22210, 24431, 36422, 44420, 48862, 72844, 91055, 97724, 122155, 182110, 200321, 244310, 364220, 400642, 488620, 801284, 1001605, 2003210, 4006420, 40446631, 80893262, 161786524, 202233155, 404466310, 444912941, 808932620, 889825882, 1779651764, 2224564705, 4449129410, 8898258820]

約数ペア:

[(1, 8898258820), (2, 4449129410), (4, 2224564705), (5, 1779651764), (10, 889825882), (11, 808932620), (20, 444912941), (22, 404466310), (44, 202233155), (55, 161786524), (110, 80893262), (220, 40446631), (2221, 4006420), (4442, 2003210), (8884, 1001605), (11105, 801284), (18211, 488620), (22210, 400642), (24431, 364220), (36422, 244310), (44420, 200321), (48862, 182110), (72844, 122155), (91055, 97724)]