12345000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{823}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 38612640

約数和(自身を除く): 26267640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 823, 1000, 1250, 1500, 1646, 1875, 2469, 2500, 3000, 3292, 3750, 4115, 4938, 5000, 6584, 7500, 8230, 9876, 12345, 15000, 16460, 19752, 20575, 24690, 32920, 41150, 49380, 61725, 82300, 98760, 102875, 123450, 164600, 205750, 246900, 308625, 411500, 493800, 514375, 617250, 823000, 1028750, 1234500, 1543125, 2057500, 2469000, 3086250, 4115000, 6172500, 12345000]

約数ペア:

[(1, 12345000), (2, 6172500), (3, 4115000), (4, 3086250), (5, 2469000), (6, 2057500), (8, 1543125), (10, 1234500), (12, 1028750), (15, 823000), (20, 617250), (24, 514375), (25, 493800), (30, 411500), (40, 308625), (50, 246900), (60, 205750), (75, 164600), (100, 123450), (120, 102875), (125, 98760), (150, 82300), (200, 61725), (250, 49380), (300, 41150), (375, 32920), (500, 24690), (600, 20575), (625, 19752), (750, 16460), (823, 15000), (1000, 12345), (1250, 9876), (1500, 8230), (1646, 7500), (1875, 6584), (2469, 5000), (2500, 4938), (3000, 4115), (3292, 3750)]