20367420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14759}}^1$

素因数の和:14794

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 39144900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14759, 29518, 44277, 59036, 73795, 88554, 147590, 177108, 221385, 295180, 339457, 442770, 678914, 885540, 1018371, 1357828, 1697285, 2036742, 3394570, 4073484, 5091855, 6789140, 10183710, 20367420]

約数ペア:

[(1, 20367420), (2, 10183710), (3, 6789140), (4, 5091855), (5, 4073484), (6, 3394570), (10, 2036742), (12, 1697285), (15, 1357828), (20, 1018371), (23, 885540), (30, 678914), (46, 442770), (60, 339457), (69, 295180), (92, 221385), (115, 177108), (138, 147590), (230, 88554), (276, 73795), (345, 59036), (460, 44277), (690, 29518), (1380, 14759)]