2017020680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{309359}}^1$

素因数の和:309533

約数の個数: 32

約数和(自身を含む): 4566153600

約数和(自身を除く): 2549132920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 309359, 618718, 1237436, 1546795, 2474872, 3093590, 6187180, 12374360, 50425517, 100851034, 201702068, 252127585, 403404136, 504255170, 1008510340, 2017020680]

約数ペア:

[(1, 2017020680), (2, 1008510340), (4, 504255170), (5, 403404136), (8, 252127585), (10, 201702068), (20, 100851034), (40, 50425517), (163, 12374360), (326, 6187180), (652, 3093590), (815, 2474872), (1304, 1546795), (1630, 1237436), (3260, 618718), (6520, 309359)]