12627920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6863}}^1$

素因数の和:6899

約数の個数: 40

約数和(自身を含む): 30640896

約数和(自身を除く): 18012976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 6863, 13726, 27452, 34315, 54904, 68630, 109808, 137260, 157849, 274520, 315698, 549040, 631396, 789245, 1262792, 1578490, 2525584, 3156980, 6313960, 12627920]

約数ペア:

[(1, 12627920), (2, 6313960), (4, 3156980), (5, 2525584), (8, 1578490), (10, 1262792), (16, 789245), (20, 631396), (23, 549040), (40, 315698), (46, 274520), (80, 157849), (92, 137260), (115, 109808), (184, 68630), (230, 54904), (368, 34315), (460, 27452), (920, 13726), (1840, 6863)]