13080280

素因数分解:

$2^3\times 5^1\times {\mathrm{327007}}^1$

素因数の和:327018

約数の個数: 16

約数和(自身を含む): 29430720

約数和(自身を除く): 16350440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 327007, 654014, 1308028, 1635035, 2616056, 3270070, 6540140, 13080280]

約数ペア:

[(1, 13080280), (2, 6540140), (4, 3270070), (5, 2616056), (8, 1635035), (10, 1308028), (20, 654014), (40, 327007)]