1427480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 3248640

約数和(自身を除く): 1821160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 281, 508, 562, 635, 1016, 1124, 1270, 1405, 2248, 2540, 2810, 5080, 5620, 11240, 35687, 71374, 142748, 178435, 285496, 356870, 713740, 1427480]

約数ペア:

[(1, 1427480), (2, 713740), (4, 356870), (5, 285496), (8, 178435), (10, 142748), (20, 71374), (40, 35687), (127, 11240), (254, 5620), (281, 5080), (508, 2810), (562, 2540), (635, 2248), (1016, 1405), (1124, 1270)]