40278964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{83221}}^1$

素因数の和:83247

約数の個数: 18

約数和(自身を含む): 77479682

約数和(自身を除く): 37200718

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 83221, 166442, 332884, 915431, 1830862, 3661724, 10069741, 20139482, 40278964]

約数ペア:

[(1, 40278964), (2, 20139482), (4, 10069741), (11, 3661724), (22, 1830862), (44, 915431), (121, 332884), (242, 166442), (484, 83221)]