90316820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37321}}^1$

素因数の和:37352

約数の個数: 36

約数和(自身を含む): 208480692

約数和(自身を除く): 118163872

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 37321, 74642, 149284, 186605, 373210, 410531, 746420, 821062, 1642124, 2052655, 4105310, 4515841, 8210620, 9031682, 18063364, 22579205, 45158410, 90316820]

約数ペア:

[(1, 90316820), (2, 45158410), (4, 22579205), (5, 18063364), (10, 9031682), (11, 8210620), (20, 4515841), (22, 4105310), (44, 2052655), (55, 1642124), (110, 821062), (121, 746420), (220, 410531), (242, 373210), (484, 186605), (605, 149284), (1210, 74642), (2420, 37321)]