2080346792

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{661}}^1\times {\mathrm{1997}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 3928347720

約数和(自身を除く): 1848000928

約数列:

[1, 2, 4, 8, 197, 394, 661, 788, 1322, 1576, 1997, 2644, 3994, 5288, 7988, 15976, 130217, 260434, 393409, 520868, 786818, 1041736, 1320017, 1573636, 2640034, 3147272, 5280068, 10560136, 260043349, 520086698, 1040173396, 2080346792]

約数ペア:

[(1, 2080346792), (2, 1040173396), (4, 520086698), (8, 260043349), (197, 10560136), (394, 5280068), (661, 3147272), (788, 2640034), (1322, 1573636), (1576, 1320017), (1997, 1041736), (2644, 786818), (3994, 520868), (5288, 393409), (7988, 260434), (15976, 130217)]