1771201880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6325721}}^1$

素因数の和:6325739

約数の個数: 32

約数和(自身を含む): 4554519840

約数和(自身を除く): 2783317960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6325721, 12651442, 25302884, 31628605, 44280047, 50605768, 63257210, 88560094, 126514420, 177120188, 221400235, 253028840, 354240376, 442800470, 885600940, 1771201880]

約数ペア:

[(1, 1771201880), (2, 885600940), (4, 442800470), (5, 354240376), (7, 253028840), (8, 221400235), (10, 177120188), (14, 126514420), (20, 88560094), (28, 63257210), (35, 50605768), (40, 44280047), (56, 31628605), (70, 25302884), (140, 12651442), (280, 6325721)]