12887560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46027}}^1$

素因数の和:46045

約数の個数: 32

約数和(自身を含む): 33140160

約数和(自身を除く): 20252600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46027, 92054, 184108, 230135, 322189, 368216, 460270, 644378, 920540, 1288756, 1610945, 1841080, 2577512, 3221890, 6443780, 12887560]

約数ペア:

[(1, 12887560), (2, 6443780), (4, 3221890), (5, 2577512), (7, 1841080), (8, 1610945), (10, 1288756), (14, 920540), (20, 644378), (28, 460270), (35, 368216), (40, 322189), (56, 230135), (70, 184108), (140, 92054), (280, 46027)]