19485000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{433}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 66096030

約数和(自身を除く): 46611030

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 433, 450, 500, 600, 625, 750, 866, 900, 1000, 1125, 1250, 1299, 1500, 1732, 1800, 1875, 2165, 2250, 2500, 2598, 3000, 3464, 3750, 3897, 4330, 4500, 5000, 5196, 5625, 6495, 7500, 7794, 8660, 9000, 10392, 10825, 11250, 12990, 15000, 15588, 17320, 19485, 21650, 22500, 25980, 31176, 32475, 38970, 43300, 45000, 51960, 54125, 64950, 77940, 86600, 97425, 108250, 129900, 155880, 162375, 194850, 216500, 259800, 270625, 324750, 389700, 433000, 487125, 541250, 649500, 779400, 811875, 974250, 1082500, 1299000, 1623750, 1948500, 2165000, 2435625, 3247500, 3897000, 4871250, 6495000, 9742500, 19485000]

約数ペア:

[(1, 19485000), (2, 9742500), (3, 6495000), (4, 4871250), (5, 3897000), (6, 3247500), (8, 2435625), (9, 2165000), (10, 1948500), (12, 1623750), (15, 1299000), (18, 1082500), (20, 974250), (24, 811875), (25, 779400), (30, 649500), (36, 541250), (40, 487125), (45, 433000), (50, 389700), (60, 324750), (72, 270625), (75, 259800), (90, 216500), (100, 194850), (120, 162375), (125, 155880), (150, 129900), (180, 108250), (200, 97425), (225, 86600), (250, 77940), (300, 64950), (360, 54125), (375, 51960), (433, 45000), (450, 43300), (500, 38970), (600, 32475), (625, 31176), (750, 25980), (866, 22500), (900, 21650), (1000, 19485), (1125, 17320), (1250, 15588), (1299, 15000), (1500, 12990), (1732, 11250), (1800, 10825), (1875, 10392), (2165, 9000), (2250, 8660), (2500, 7794), (2598, 7500), (3000, 6495), (3464, 5625), (3750, 5196), (3897, 5000), (4330, 4500)]