13726040

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{839}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 30996000

約数和(自身を除く): 17269960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 839, 1636, 1678, 2045, 3272, 3356, 4090, 4195, 6712, 8180, 8390, 16360, 16780, 33560, 343151, 686302, 1372604, 1715755, 2745208, 3431510, 6863020, 13726040]

約数ペア:

[(1, 13726040), (2, 6863020), (4, 3431510), (5, 2745208), (8, 1715755), (10, 1372604), (20, 686302), (40, 343151), (409, 33560), (818, 16780), (839, 16360), (1636, 8390), (1678, 8180), (2045, 6712), (3272, 4195), (3356, 4090)]