12888280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14009}}^1$

素因数の和:14043

約数の個数: 32

約数和(自身を含む): 30261600

約数和(自身を除く): 17373320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 14009, 28018, 56036, 70045, 112072, 140090, 280180, 322207, 560360, 644414, 1288828, 1611035, 2577656, 3222070, 6444140, 12888280]

約数ペア:

[(1, 12888280), (2, 6444140), (4, 3222070), (5, 2577656), (8, 1611035), (10, 1288828), (20, 644414), (23, 560360), (40, 322207), (46, 280180), (92, 140090), (115, 112072), (184, 70045), (230, 56036), (460, 28018), (920, 14009)]