7680453320

素因数分解:

$2^3\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{88853}}^1$

素因数の和:91025

約数の個数: 32

約数和(自身を含む): 17289211320

約数和(自身を除く): 9608758000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2161, 4322, 8644, 10805, 17288, 21610, 43220, 86440, 88853, 177706, 355412, 444265, 710824, 888530, 1777060, 3554120, 192011333, 384022666, 768045332, 960056665, 1536090664, 1920113330, 3840226660, 7680453320]

約数ペア:

[(1, 7680453320), (2, 3840226660), (4, 1920113330), (5, 1536090664), (8, 960056665), (10, 768045332), (20, 384022666), (40, 192011333), (2161, 3554120), (4322, 1777060), (8644, 888530), (10805, 710824), (17288, 444265), (21610, 355412), (43220, 177706), (86440, 88853)]