20190754540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1621}}^1\times {\mathrm{5147}}^1$

素因数の和:6799

約数の個数: 72

約数和(自身を含む): 46643412816

約数和(自身を除く): 26452658276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1621, 2420, 3242, 5147, 6484, 8105, 10294, 16210, 17831, 20588, 25735, 32420, 35662, 51470, 56617, 71324, 89155, 102940, 113234, 178310, 196141, 226468, 283085, 356620, 392282, 566170, 622787, 784564, 980705, 1132340, 1245574, 1961410, 2491148, 3113935, 3922820, 6227870, 8343287, 12455740, 16686574, 33373148, 41716435, 83432870, 91776157, 166865740, 183552314, 367104628, 458880785, 917761570, 1009537727, 1835523140, 2019075454, 4038150908, 5047688635, 10095377270, 20190754540]

約数ペア:

[(1, 20190754540), (2, 10095377270), (4, 5047688635), (5, 4038150908), (10, 2019075454), (11, 1835523140), (20, 1009537727), (22, 917761570), (44, 458880785), (55, 367104628), (110, 183552314), (121, 166865740), (220, 91776157), (242, 83432870), (484, 41716435), (605, 33373148), (1210, 16686574), (1621, 12455740), (2420, 8343287), (3242, 6227870), (5147, 3922820), (6484, 3113935), (8105, 2491148), (10294, 1961410), (16210, 1245574), (17831, 1132340), (20588, 980705), (25735, 784564), (32420, 622787), (35662, 566170), (51470, 392282), (56617, 356620), (71324, 283085), (89155, 226468), (102940, 196141), (113234, 178310)]