7270220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21383}}^1$

素因数の和:21409

約数の個数: 24

約数和(自身を含む): 16166304

約数和(自身を除く): 8896084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21383, 42766, 85532, 106915, 213830, 363511, 427660, 727022, 1454044, 1817555, 3635110, 7270220]

約数ペア:

[(1, 7270220), (2, 3635110), (4, 1817555), (5, 1454044), (10, 727022), (17, 427660), (20, 363511), (34, 213830), (68, 106915), (85, 85532), (170, 42766), (340, 21383)]