16622140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8069}}^1$

素因数の和:8181

約数の個数: 24

約数和(自身を含む): 35249760

約数和(自身を除く): 18627620

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 8069, 16138, 32276, 40345, 80690, 161380, 831107, 1662214, 3324428, 4155535, 8311070, 16622140]

約数ペア:

[(1, 16622140), (2, 8311070), (4, 4155535), (5, 3324428), (10, 1662214), (20, 831107), (103, 161380), (206, 80690), (412, 40345), (515, 32276), (1030, 16138), (2060, 8069)]