349777730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{1439}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 638668800

約数和(自身を除く): 288891070

約数列:

[1, 2, 5, 10, 109, 218, 223, 446, 545, 1090, 1115, 1439, 2230, 2878, 7195, 14390, 24307, 48614, 121535, 156851, 243070, 313702, 320897, 641794, 784255, 1568510, 1604485, 3208970, 34977773, 69955546, 174888865, 349777730]

約数ペア:

[(1, 349777730), (2, 174888865), (5, 69955546), (10, 34977773), (109, 3208970), (218, 1604485), (223, 1568510), (446, 784255), (545, 641794), (1090, 320897), (1115, 313702), (1439, 243070), (2230, 156851), (2878, 121535), (7195, 48614), (14390, 24307)]