201649780

素因数分解:

$2^2\times 5^1\times {\mathrm{761}}^1\times {\mathrm{13249}}^1$

素因数の和:14019

約数の個数: 24

約数和(自身を含む): 424053000

約数和(自身を除く): 222403220

約数列:

[1, 2, 4, 5, 10, 20, 761, 1522, 3044, 3805, 7610, 13249, 15220, 26498, 52996, 66245, 132490, 264980, 10082489, 20164978, 40329956, 50412445, 100824890, 201649780]

約数ペア:

[(1, 201649780), (2, 100824890), (4, 50412445), (5, 40329956), (10, 20164978), (20, 10082489), (761, 264980), (1522, 132490), (3044, 66245), (3805, 52996), (7610, 26498), (13249, 15220)]