20696400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5749}}^1$

素因数の和:5773

約数の個数: 90

約数和(自身を含む): 71834750

約数和(自身を除く): 51138350

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, 5749, 11498, 17247, 22996, 28745, 34494, 45992, 51741, 57490, 68988, 86235, 91984, 103482, 114980, 137976, 143725, 172470, 206964, 229960, 258705, 275952, 287450, 344940, 413928, 431175, 459920, 517410, 574900, 689880, 827856, 862350, 1034820, 1149800, 1293525, 1379760, 1724700, 2069640, 2299600, 2587050, 3449400, 4139280, 5174100, 6898800, 10348200, 20696400]

約数ペア:

[(1, 20696400), (2, 10348200), (3, 6898800), (4, 5174100), (5, 4139280), (6, 3449400), (8, 2587050), (9, 2299600), (10, 2069640), (12, 1724700), (15, 1379760), (16, 1293525), (18, 1149800), (20, 1034820), (24, 862350), (25, 827856), (30, 689880), (36, 574900), (40, 517410), (45, 459920), (48, 431175), (50, 413928), (60, 344940), (72, 287450), (75, 275952), (80, 258705), (90, 229960), (100, 206964), (120, 172470), (144, 143725), (150, 137976), (180, 114980), (200, 103482), (225, 91984), (240, 86235), (300, 68988), (360, 57490), (400, 51741), (450, 45992), (600, 34494), (720, 28745), (900, 22996), (1200, 17247), (1800, 11498), (3600, 5749)]