47642540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19687}}^1$

素因数の和:19718

約数の個数: 36

約数和(自身を含む): 109977168

約数和(自身を除く): 62334628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 19687, 39374, 78748, 98435, 196870, 216557, 393740, 433114, 866228, 1082785, 2165570, 2382127, 4331140, 4764254, 9528508, 11910635, 23821270, 47642540]

約数ペア:

[(1, 47642540), (2, 23821270), (4, 11910635), (5, 9528508), (10, 4764254), (11, 4331140), (20, 2382127), (22, 2165570), (44, 1082785), (55, 866228), (110, 433114), (121, 393740), (220, 216557), (242, 196870), (484, 98435), (605, 78748), (1210, 39374), (2420, 19687)]