86814340

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{10613}}^1$

素因数の和:11031

約数の個数: 24

約数和(自身を含む): 182773080

約数和(自身を除く): 95958740

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 10613, 21226, 42452, 53065, 106130, 212260, 4340717, 8681434, 17362868, 21703585, 43407170, 86814340]

約数ペア:

[(1, 86814340), (2, 43407170), (4, 21703585), (5, 17362868), (10, 8681434), (20, 4340717), (409, 212260), (818, 106130), (1636, 53065), (2045, 42452), (4090, 21226), (8180, 10613)]