71569540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{511211}}^1$

素因数の和:511227

約数の個数: 24

約数和(自身を含む): 171767232

約数和(自身を除く): 100197692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 511211, 1022422, 2044844, 2556055, 3578477, 5112110, 7156954, 10224220, 14313908, 17892385, 35784770, 71569540]

約数ペア:

[(1, 71569540), (2, 35784770), (4, 17892385), (5, 14313908), (7, 10224220), (10, 7156954), (14, 5112110), (20, 3578477), (28, 2556055), (35, 2044844), (70, 1022422), (140, 511211)]