80015380

素因数分解:

$2^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{2341}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 168202440

約数和(自身を除く): 88187060

約数列:

[1, 2, 4, 5, 10, 20, 1709, 2341, 3418, 4682, 6836, 8545, 9364, 11705, 17090, 23410, 34180, 46820, 4000769, 8001538, 16003076, 20003845, 40007690, 80015380]

約数ペア:

[(1, 80015380), (2, 40007690), (4, 20003845), (5, 16003076), (10, 8001538), (20, 4000769), (1709, 46820), (2341, 34180), (3418, 23410), (4682, 17090), (6836, 11705), (8545, 9364)]