28782340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75743}}^1$

素因数の和:75771

約数の個数: 24

約数和(自身を含む): 63624960

約数和(自身を除く): 34842620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75743, 151486, 302972, 378715, 757430, 1439117, 1514860, 2878234, 5756468, 7195585, 14391170, 28782340]

約数ペア:

[(1, 28782340), (2, 14391170), (4, 7195585), (5, 5756468), (10, 2878234), (19, 1514860), (20, 1439117), (38, 757430), (76, 378715), (95, 302972), (190, 151486), (380, 75743)]