808220440

素因数分解:

$2^3\times 5^1\times {\mathrm{727}}^1\times {\mathrm{27793}}^1$

素因数の和:28531

約数の個数: 32

約数和(自身を含む): 1821062880

約数和(自身を除く): 1012842440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 727, 1454, 2908, 3635, 5816, 7270, 14540, 27793, 29080, 55586, 111172, 138965, 222344, 277930, 555860, 1111720, 20205511, 40411022, 80822044, 101027555, 161644088, 202055110, 404110220, 808220440]

約数ペア:

[(1, 808220440), (2, 404110220), (4, 202055110), (5, 161644088), (8, 101027555), (10, 80822044), (20, 40411022), (40, 20205511), (727, 1111720), (1454, 555860), (2908, 277930), (3635, 222344), (5816, 138965), (7270, 111172), (14540, 55586), (27793, 29080)]