66729460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476639}}^1$

素因数の和:476655

約数の個数: 24

約数和(自身を含む): 160151040

約数和(自身を除く): 93421580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476639, 953278, 1906556, 2383195, 3336473, 4766390, 6672946, 9532780, 13345892, 16682365, 33364730, 66729460]

約数ペア:

[(1, 66729460), (2, 33364730), (4, 16682365), (5, 13345892), (7, 9532780), (10, 6672946), (14, 4766390), (20, 3336473), (28, 2383195), (35, 1906556), (70, 953278), (140, 476639)]