40007728

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{23369}}^1$

素因数の和:23484

約数の個数: 20

約数和(自身を含む): 78242760

約数和(自身を除く): 38235032

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 23369, 46738, 93476, 186952, 373904, 2500483, 5000966, 10001932, 20003864, 40007728]

約数ペア:

[(1, 40007728), (2, 20003864), (4, 10001932), (8, 5000966), (16, 2500483), (107, 373904), (214, 186952), (428, 93476), (856, 46738), (1712, 23369)]