66468260

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{3851}}^1$

素因数の和:4723

約数の個数: 24

約数和(自身を含む): 139781376

約数和(自身を除く): 73313116

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 3851, 4315, 7702, 8630, 15404, 17260, 19255, 38510, 77020, 3323413, 6646826, 13293652, 16617065, 33234130, 66468260]

約数ペア:

[(1, 66468260), (2, 33234130), (4, 16617065), (5, 13293652), (10, 6646826), (20, 3323413), (863, 77020), (1726, 38510), (3452, 19255), (3851, 17260), (4315, 15404), (7702, 8630)]