12895360

素因数分解:

$2^7\times 5^1\times {\mathrm{20149}}^1$

素因数の和:20168

約数の個数: 32

約数和(自身を含む): 30829500

約数和(自身を除く): 17934140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20149, 40298, 80596, 100745, 161192, 201490, 322384, 402980, 644768, 805960, 1289536, 1611920, 2579072, 3223840, 6447680, 12895360]

約数ペア:

[(1, 12895360), (2, 6447680), (4, 3223840), (5, 2579072), (8, 1611920), (10, 1289536), (16, 805960), (20, 644768), (32, 402980), (40, 322384), (64, 201490), (80, 161192), (128, 100745), (160, 80596), (320, 40298), (640, 20149)]