1657232140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1358387}}^1$

素因数の和:1358457

約数の個数: 24

約数和(自身を含む): 3537242352

約数和(自身を除く): 1880010212

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1358387, 2716774, 5433548, 6791935, 13583870, 27167740, 82861607, 165723214, 331446428, 414308035, 828616070, 1657232140]

約数ペア:

[(1, 1657232140), (2, 828616070), (4, 414308035), (5, 331446428), (10, 165723214), (20, 82861607), (61, 27167740), (122, 13583870), (244, 6791935), (305, 5433548), (610, 2716774), (1220, 1358387)]