12694140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 38918880

約数和(自身を除く): 26224740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 647, 654, 981, 1090, 1294, 1308, 1635, 1941, 1962, 2180, 2588, 3235, 3270, 3882, 3924, 4905, 5823, 6470, 6540, 7764, 9705, 9810, 11646, 12940, 19410, 19620, 23292, 29115, 38820, 58230, 70523, 116460, 141046, 211569, 282092, 352615, 423138, 634707, 705230, 846276, 1057845, 1269414, 1410460, 2115690, 2538828, 3173535, 4231380, 6347070, 12694140]

約数ペア:

[(1, 12694140), (2, 6347070), (3, 4231380), (4, 3173535), (5, 2538828), (6, 2115690), (9, 1410460), (10, 1269414), (12, 1057845), (15, 846276), (18, 705230), (20, 634707), (30, 423138), (36, 352615), (45, 282092), (60, 211569), (90, 141046), (109, 116460), (180, 70523), (218, 58230), (327, 38820), (436, 29115), (545, 23292), (647, 19620), (654, 19410), (981, 12940), (1090, 11646), (1294, 9810), (1308, 9705), (1635, 7764), (1941, 6540), (1962, 6470), (2180, 5823), (2588, 4905), (3235, 3924), (3270, 3882)]