6405740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2647}}^1$

素因数の和:2678

約数の個数: 36

約数和(自身を含む): 14791728

約数和(自身を除く): 8385988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 2647, 5294, 10588, 13235, 26470, 29117, 52940, 58234, 116468, 145585, 291170, 320287, 582340, 640574, 1281148, 1601435, 3202870, 6405740]

約数ペア:

[(1, 6405740), (2, 3202870), (4, 1601435), (5, 1281148), (10, 640574), (11, 582340), (20, 320287), (22, 291170), (44, 145585), (55, 116468), (110, 58234), (121, 52940), (220, 29117), (242, 26470), (484, 13235), (605, 10588), (1210, 5294), (2420, 2647)]