203842340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{784009}}^1$

素因数の和:784031

約数の個数: 24

約数和(自身を含む): 460997880

約数和(自身を除く): 257155540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 784009, 1568018, 3136036, 3920045, 7840090, 10192117, 15680180, 20384234, 40768468, 50960585, 101921170, 203842340]

約数ペア:

[(1, 203842340), (2, 101921170), (4, 50960585), (5, 40768468), (10, 20384234), (13, 15680180), (20, 10192117), (26, 7840090), (52, 3920045), (65, 3136036), (130, 1568018), (260, 784009)]