20160880750

素因数分解:

$2^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{906107}}^1$

素因数の和:906213

約数の個数: 32

約数和(自身を含む): 38165268960

約数和(自身を除く): 18004388210

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 890, 2225, 4450, 11125, 22250, 906107, 1812214, 4530535, 9061070, 22652675, 45305350, 80643523, 113263375, 161287046, 226526750, 403217615, 806435230, 2016088075, 4032176150, 10080440375, 20160880750]

約数ペア:

[(1, 20160880750), (2, 10080440375), (5, 4032176150), (10, 2016088075), (25, 806435230), (50, 403217615), (89, 226526750), (125, 161287046), (178, 113263375), (250, 80643523), (445, 45305350), (890, 22652675), (2225, 9061070), (4450, 4530535), (11125, 1812214), (22250, 906107)]