362920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 839520

約数和(自身を除く): 476600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 211, 215, 344, 422, 430, 844, 860, 1055, 1688, 1720, 2110, 4220, 8440, 9073, 18146, 36292, 45365, 72584, 90730, 181460, 362920]

約数ペア:

[(1, 362920), (2, 181460), (4, 90730), (5, 72584), (8, 45365), (10, 36292), (20, 18146), (40, 9073), (43, 8440), (86, 4220), (172, 2110), (211, 1720), (215, 1688), (344, 1055), (422, 860), (430, 844)]