1617184820

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{410453}}^1$

素因数の和:410659

約数の個数: 24

約数和(自身を含む): 3413335464

約数和(自身を除く): 1796150644

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 410453, 820906, 1641812, 2052265, 4104530, 8209060, 80859241, 161718482, 323436964, 404296205, 808592410, 1617184820]

約数ペア:

[(1, 1617184820), (2, 808592410), (4, 404296205), (5, 323436964), (10, 161718482), (20, 80859241), (197, 8209060), (394, 4104530), (788, 2052265), (985, 1641812), (1970, 820906), (3940, 410453)]