205653320

素因数分解:

$2^3\times 5^1\times {\mathrm{2017}}^1\times {\mathrm{2549}}^1$

素因数の和:4577

約数の個数: 32

約数和(自身を含む): 463131000

約数和(自身を除く): 257477680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2017, 2549, 4034, 5098, 8068, 10085, 10196, 12745, 16136, 20170, 20392, 25490, 40340, 50980, 80680, 101960, 5141333, 10282666, 20565332, 25706665, 41130664, 51413330, 102826660, 205653320]

約数ペア:

[(1, 205653320), (2, 102826660), (4, 51413330), (5, 41130664), (8, 25706665), (10, 20565332), (20, 10282666), (40, 5141333), (2017, 101960), (2549, 80680), (4034, 50980), (5098, 40340), (8068, 25490), (10085, 20392), (10196, 20170), (12745, 16136)]