57409240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205033}}^1$

素因数の和:205051

約数の個数: 32

約数和(自身を含む): 147624480

約数和(自身を除く): 90215240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205033, 410066, 820132, 1025165, 1435231, 1640264, 2050330, 2870462, 4100660, 5740924, 7176155, 8201320, 11481848, 14352310, 28704620, 57409240]

約数ペア:

[(1, 57409240), (2, 28704620), (4, 14352310), (5, 11481848), (7, 8201320), (8, 7176155), (10, 5740924), (14, 4100660), (20, 2870462), (28, 2050330), (35, 1640264), (40, 1435231), (56, 1025165), (70, 820132), (140, 410066), (280, 205033)]