2781280

素因数分解:

$2^5\times 5^1\times {\mathrm{17383}}^1$

素因数の和:17398

約数の個数: 24

約数和(自身を含む): 6571152

約数和(自身を除く): 3789872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 17383, 34766, 69532, 86915, 139064, 173830, 278128, 347660, 556256, 695320, 1390640, 2781280]

約数ペア:

[(1, 2781280), (2, 1390640), (4, 695320), (5, 556256), (8, 347660), (10, 278128), (16, 173830), (20, 139064), (32, 86915), (40, 69532), (80, 34766), (160, 17383)]