20574085

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4229}}^1$

素因数の和:4380

約数の個数: 16

約数和(自身を含む): 28425600

約数和(自身を除く): 7851515

約数列:

[1, 5, 7, 35, 139, 695, 973, 4229, 4865, 21145, 29603, 148015, 587831, 2939155, 4114817, 20574085]

約数ペア:

[(1, 20574085), (5, 4114817), (7, 2939155), (35, 587831), (139, 148015), (695, 29603), (973, 21145), (4229, 4865)]