428743840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{382807}}^1$

素因数の和:382829

約数の個数: 48

約数和(自身を含む): 1157611392

約数和(自身を除く): 728867552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 382807, 765614, 1531228, 1914035, 2679649, 3062456, 3828070, 5359298, 6124912, 7656140, 10718596, 12249824, 13398245, 15312280, 21437192, 26796490, 30624560, 42874384, 53592980, 61249120, 85748768, 107185960, 214371920, 428743840]

約数ペア:

[(1, 428743840), (2, 214371920), (4, 107185960), (5, 85748768), (7, 61249120), (8, 53592980), (10, 42874384), (14, 30624560), (16, 26796490), (20, 21437192), (28, 15312280), (32, 13398245), (35, 12249824), (40, 10718596), (56, 7656140), (70, 6124912), (80, 5359298), (112, 3828070), (140, 3062456), (160, 2679649), (224, 1914035), (280, 1531228), (560, 765614), (1120, 382807)]