1330487480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4751741}}^1$

素因数の和:4751759

約数の個数: 32

約数和(自身を含む): 3421254240

約数和(自身を除く): 2090766760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4751741, 9503482, 19006964, 23758705, 33262187, 38013928, 47517410, 66524374, 95034820, 133048748, 166310935, 190069640, 266097496, 332621870, 665243740, 1330487480]

約数ペア:

[(1, 1330487480), (2, 665243740), (4, 332621870), (5, 266097496), (7, 190069640), (8, 166310935), (10, 133048748), (14, 95034820), (20, 66524374), (28, 47517410), (35, 38013928), (40, 33262187), (56, 23758705), (70, 19006964), (140, 9503482), (280, 4751741)]