169860380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{447001}}^1$

素因数の和:447029

約数の個数: 24

約数和(自身を含む): 375481680

約数和(自身を除く): 205621300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 447001, 894002, 1788004, 2235005, 4470010, 8493019, 8940020, 16986038, 33972076, 42465095, 84930190, 169860380]

約数ペア:

[(1, 169860380), (2, 84930190), (4, 42465095), (5, 33972076), (10, 16986038), (19, 8940020), (20, 8493019), (38, 4470010), (76, 2235005), (95, 1788004), (190, 894002), (380, 447001)]