245390210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1887617}}^1$

素因数の和:1887637

約数の個数: 16

約数和(自身を含む): 475679736

約数和(自身を除く): 230289526

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1887617, 3775234, 9438085, 18876170, 24539021, 49078042, 122695105, 245390210]

約数ペア:

[(1, 245390210), (2, 122695105), (5, 49078042), (10, 24539021), (13, 18876170), (26, 9438085), (65, 3775234), (130, 1887617)]