122428040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{437243}}^1$

素因数の和:437261

約数の個数: 32

約数和(自身を含む): 314815680

約数和(自身を除く): 192387640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 437243, 874486, 1748972, 2186215, 3060701, 3497944, 4372430, 6121402, 8744860, 12242804, 15303505, 17489720, 24485608, 30607010, 61214020, 122428040]

約数ペア:

[(1, 122428040), (2, 61214020), (4, 30607010), (5, 24485608), (7, 17489720), (8, 15303505), (10, 12242804), (14, 8744860), (20, 6121402), (28, 4372430), (35, 3497944), (40, 3060701), (56, 2186215), (70, 1748972), (140, 874486), (280, 437243)]