127392440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{454973}}^1$

素因数の和:454991

約数の個数: 32

約数和(自身を含む): 327581280

約数和(自身を除く): 200188840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 454973, 909946, 1819892, 2274865, 3184811, 3639784, 4549730, 6369622, 9099460, 12739244, 15924055, 18198920, 25478488, 31848110, 63696220, 127392440]

約数ペア:

[(1, 127392440), (2, 63696220), (4, 31848110), (5, 25478488), (7, 18198920), (8, 15924055), (10, 12739244), (14, 9099460), (20, 6369622), (28, 4549730), (35, 3639784), (40, 3184811), (56, 2274865), (70, 1819892), (140, 909946), (280, 454973)]