6863020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 14464800

約数和(自身を除く): 7601780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 839, 1636, 1678, 2045, 3356, 4090, 4195, 8180, 8390, 16780, 343151, 686302, 1372604, 1715755, 3431510, 6863020]

約数ペア:

[(1, 6863020), (2, 3431510), (4, 1715755), (5, 1372604), (10, 686302), (20, 343151), (409, 16780), (818, 8390), (839, 8180), (1636, 4195), (1678, 4090), (2045, 3356)]