20367200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3637}}^1$

素因数の和:3664

約数の個数: 72

約数和(自身を含む): 56840112

約数和(自身を除く): 36472912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3637, 5600, 7274, 14548, 18185, 25459, 29096, 36370, 50918, 58192, 72740, 90925, 101836, 116384, 127295, 145480, 181850, 203672, 254590, 290960, 363700, 407344, 509180, 581920, 636475, 727400, 814688, 1018360, 1272950, 1454800, 2036720, 2545900, 2909600, 4073440, 5091800, 10183600, 20367200]

約数ペア:

[(1, 20367200), (2, 10183600), (4, 5091800), (5, 4073440), (7, 2909600), (8, 2545900), (10, 2036720), (14, 1454800), (16, 1272950), (20, 1018360), (25, 814688), (28, 727400), (32, 636475), (35, 581920), (40, 509180), (50, 407344), (56, 363700), (70, 290960), (80, 254590), (100, 203672), (112, 181850), (140, 145480), (160, 127295), (175, 116384), (200, 101836), (224, 90925), (280, 72740), (350, 58192), (400, 50918), (560, 36370), (700, 29096), (800, 25459), (1120, 18185), (1400, 14548), (2800, 7274), (3637, 5600)]