17892940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68819}}^1$

素因数の和:68841

約数の個数: 24

約数和(自身を含む): 40466160

約数和(自身を除く): 22573220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68819, 137638, 275276, 344095, 688190, 894647, 1376380, 1789294, 3578588, 4473235, 8946470, 17892940]

約数ペア:

[(1, 17892940), (2, 8946470), (4, 4473235), (5, 3578588), (10, 1789294), (13, 1376380), (20, 894647), (26, 688190), (52, 344095), (65, 275276), (130, 137638), (260, 68819)]