19730400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8221}}^1$

素因数の和:8244

約数の個数: 72

約数和(自身を含む): 64230264

約数和(自身を除く): 44499864

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, 8221, 16442, 24663, 32884, 41105, 49326, 65768, 82210, 98652, 123315, 131536, 164420, 197304, 205525, 246630, 263072, 328840, 394608, 411050, 493260, 616575, 657680, 789216, 822100, 986520, 1233150, 1315360, 1644200, 1973040, 2466300, 3288400, 3946080, 4932600, 6576800, 9865200, 19730400]

約数ペア:

[(1, 19730400), (2, 9865200), (3, 6576800), (4, 4932600), (5, 3946080), (6, 3288400), (8, 2466300), (10, 1973040), (12, 1644200), (15, 1315360), (16, 1233150), (20, 986520), (24, 822100), (25, 789216), (30, 657680), (32, 616575), (40, 493260), (48, 411050), (50, 394608), (60, 328840), (75, 263072), (80, 246630), (96, 205525), (100, 197304), (120, 164420), (150, 131536), (160, 123315), (200, 98652), (240, 82210), (300, 65768), (400, 49326), (480, 41105), (600, 32884), (800, 24663), (1200, 16442), (2400, 8221)]