12389140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32603}}^1$

素因数の和:32631

約数の個数: 24

約数和(自身を含む): 27387360

約数和(自身を除く): 14998220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 32603, 65206, 130412, 163015, 326030, 619457, 652060, 1238914, 2477828, 3097285, 6194570, 12389140]

約数ペア:

[(1, 12389140), (2, 6194570), (4, 3097285), (5, 2477828), (10, 1238914), (19, 652060), (20, 619457), (38, 326030), (76, 163015), (95, 130412), (190, 65206), (380, 32603)]