12877120

素因数分解:

$2^6\times 5^1\times {\mathrm{40241}}^1$

素因数の和:40258

約数の個数: 28

約数和(自身を含む): 30664404

約数和(自身を除く): 17787284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40241, 80482, 160964, 201205, 321928, 402410, 643856, 804820, 1287712, 1609640, 2575424, 3219280, 6438560, 12877120]

約数ペア:

[(1, 12877120), (2, 6438560), (4, 3219280), (5, 2575424), (8, 1609640), (10, 1287712), (16, 804820), (20, 643856), (32, 402410), (40, 321928), (64, 201205), (80, 160964), (160, 80482), (320, 40241)]