20685770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17383}}^1$

素因数の和:17414

約数の個数: 32

約数和(自身を含む): 45059328

約数和(自身を除く): 24373558

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17383, 34766, 86915, 121681, 173830, 243362, 295511, 591022, 608405, 1216810, 1477555, 2068577, 2955110, 4137154, 10342885, 20685770]

約数ペア:

[(1, 20685770), (2, 10342885), (5, 4137154), (7, 2955110), (10, 2068577), (14, 1477555), (17, 1216810), (34, 608405), (35, 591022), (70, 295511), (85, 243362), (119, 173830), (170, 121681), (238, 86915), (595, 34766), (1190, 17383)]