40057105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{7211}}^1$

素因数の和:7328

約数の個数: 16

約数和(自身を含む): 52964928

約数和(自身を除く): 12907823

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 7211, 36055, 79321, 396605, 728311, 3641555, 8011421, 40057105]

約数ペア:

[(1, 40057105), (5, 8011421), (11, 3641555), (55, 728311), (101, 396605), (505, 79321), (1111, 36055), (5555, 7211)]