12345200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{4409}}^1$

素因数の和:4434

約数の個数: 60

約数和(自身を含む): 33904080

約数和(自身を除く): 21558880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 4409, 8818, 17636, 22045, 30863, 35272, 44090, 61726, 70544, 88180, 110225, 123452, 154315, 176360, 220450, 246904, 308630, 352720, 440900, 493808, 617260, 771575, 881800, 1234520, 1543150, 1763600, 2469040, 3086300, 6172600, 12345200]

約数ペア:

[(1, 12345200), (2, 6172600), (4, 3086300), (5, 2469040), (7, 1763600), (8, 1543150), (10, 1234520), (14, 881800), (16, 771575), (20, 617260), (25, 493808), (28, 440900), (35, 352720), (40, 308630), (50, 246904), (56, 220450), (70, 176360), (80, 154315), (100, 123452), (112, 110225), (140, 88180), (175, 70544), (200, 61726), (280, 44090), (350, 35272), (400, 30863), (560, 22045), (700, 17636), (1400, 8818), (2800, 4409)]