201487820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{438017}}^1$

素因数の和:438049

約数の個数: 24

約数和(自身を含む): 441522144

約数和(自身を除く): 240034324

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 438017, 876034, 1752068, 2190085, 4380170, 8760340, 10074391, 20148782, 40297564, 50371955, 100743910, 201487820]

約数ペア:

[(1, 201487820), (2, 100743910), (4, 50371955), (5, 40297564), (10, 20148782), (20, 10074391), (23, 8760340), (46, 4380170), (92, 2190085), (115, 1752068), (230, 876034), (460, 438017)]