20581200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5717}}^1$

素因数の和:5741

約数の個数: 90

約数和(自身を含む): 71434974

約数和(自身を除く): 50853774

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5717, 11434, 17151, 22868, 28585, 34302, 45736, 51453, 57170, 68604, 85755, 91472, 102906, 114340, 137208, 142925, 171510, 205812, 228680, 257265, 274416, 285850, 343020, 411624, 428775, 457360, 514530, 571700, 686040, 823248, 857550, 1029060, 1143400, 1286325, 1372080, 1715100, 2058120, 2286800, 2572650, 3430200, 4116240, 5145300, 6860400, 10290600, 20581200]

約数ペア:

[(1, 20581200), (2, 10290600), (3, 6860400), (4, 5145300), (5, 4116240), (6, 3430200), (8, 2572650), (9, 2286800), (10, 2058120), (12, 1715100), (15, 1372080), (16, 1286325), (18, 1143400), (20, 1029060), (24, 857550), (25, 823248), (30, 686040), (36, 571700), (40, 514530), (45, 457360), (48, 428775), (50, 411624), (60, 343020), (72, 285850), (75, 274416), (80, 257265), (90, 228680), (100, 205812), (120, 171510), (144, 142925), (150, 137208), (180, 114340), (200, 102906), (225, 91472), (240, 85755), (300, 68604), (360, 57170), (400, 51453), (450, 45736), (600, 34302), (720, 28585), (900, 22868), (1200, 17151), (1800, 11434), (3600, 5717)]