20594400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8581}}^1$

素因数の和:8604

約数の個数: 72

約数和(自身を含む): 67042584

約数和(自身を除く): 46448184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8581, 17162, 25743, 34324, 42905, 51486, 68648, 85810, 102972, 128715, 137296, 171620, 205944, 214525, 257430, 274592, 343240, 411888, 429050, 514860, 643575, 686480, 823776, 858100, 1029720, 1287150, 1372960, 1716200, 2059440, 2574300, 3432400, 4118880, 5148600, 6864800, 10297200, 20594400]

約数ペア:

[(1, 20594400), (2, 10297200), (3, 6864800), (4, 5148600), (5, 4118880), (6, 3432400), (8, 2574300), (10, 2059440), (12, 1716200), (15, 1372960), (16, 1287150), (20, 1029720), (24, 858100), (25, 823776), (30, 686480), (32, 643575), (40, 514860), (48, 429050), (50, 411888), (60, 343240), (75, 274592), (80, 257430), (96, 214525), (100, 205944), (120, 171620), (150, 137296), (160, 128715), (200, 102972), (240, 85810), (300, 68648), (400, 51486), (480, 42905), (600, 34324), (800, 25743), (1200, 17162), (2400, 8581)]