157422220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{414269}}^1$

素因数の和:414297

約数の個数: 24

約数和(自身を含む): 347986800

約数和(自身を除く): 190564580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 414269, 828538, 1657076, 2071345, 4142690, 7871111, 8285380, 15742222, 31484444, 39355555, 78711110, 157422220]

約数ペア:

[(1, 157422220), (2, 78711110), (4, 39355555), (5, 31484444), (10, 15742222), (19, 8285380), (20, 7871111), (38, 4142690), (76, 2071345), (95, 1657076), (190, 828538), (380, 414269)]