2621920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2341}}^1$

素因数の和:2363

約数の個数: 48

約数和(自身を含む): 7082208

約数和(自身を除く): 4460288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2341, 4682, 9364, 11705, 16387, 18728, 23410, 32774, 37456, 46820, 65548, 74912, 81935, 93640, 131096, 163870, 187280, 262192, 327740, 374560, 524384, 655480, 1310960, 2621920]

約数ペア:

[(1, 2621920), (2, 1310960), (4, 655480), (5, 524384), (7, 374560), (8, 327740), (10, 262192), (14, 187280), (16, 163870), (20, 131096), (28, 93640), (32, 81935), (35, 74912), (40, 65548), (56, 46820), (70, 37456), (80, 32774), (112, 23410), (140, 18728), (160, 16387), (224, 11705), (280, 9364), (560, 4682), (1120, 2341)]