285372220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2038373}}^1$

素因数の和:2038389

約数の個数: 24

約数和(自身を含む): 684893664

約数和(自身を除く): 399521444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2038373, 4076746, 8153492, 10191865, 14268611, 20383730, 28537222, 40767460, 57074444, 71343055, 142686110, 285372220]

約数ペア:

[(1, 285372220), (2, 142686110), (4, 71343055), (5, 57074444), (7, 40767460), (10, 28537222), (14, 20383730), (20, 14268611), (28, 10191865), (35, 8153492), (70, 4076746), (140, 2038373)]