79826980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{210071}}^1$

素因数の和:210099

約数の個数: 24

約数和(自身を含む): 176460480

約数和(自身を除く): 96633500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 210071, 420142, 840284, 1050355, 2100710, 3991349, 4201420, 7982698, 15965396, 19956745, 39913490, 79826980]

約数ペア:

[(1, 79826980), (2, 39913490), (4, 19956745), (5, 15965396), (10, 7982698), (19, 4201420), (20, 3991349), (38, 2100710), (76, 1050355), (95, 840284), (190, 420142), (380, 210071)]