20288800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3623}}^1$

素因数の和:3650

約数の個数: 72

約数和(自身を含む): 56621376

約数和(自身を除く): 36332576

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, 3623, 5600, 7246, 14492, 18115, 25361, 28984, 36230, 50722, 57968, 72460, 90575, 101444, 115936, 126805, 144920, 181150, 202888, 253610, 289840, 362300, 405776, 507220, 579680, 634025, 724600, 811552, 1014440, 1268050, 1449200, 2028880, 2536100, 2898400, 4057760, 5072200, 10144400, 20288800]

約数ペア:

[(1, 20288800), (2, 10144400), (4, 5072200), (5, 4057760), (7, 2898400), (8, 2536100), (10, 2028880), (14, 1449200), (16, 1268050), (20, 1014440), (25, 811552), (28, 724600), (32, 634025), (35, 579680), (40, 507220), (50, 405776), (56, 362300), (70, 289840), (80, 253610), (100, 202888), (112, 181150), (140, 144920), (160, 126805), (175, 115936), (200, 101444), (224, 90575), (280, 72460), (350, 57968), (400, 50722), (560, 36230), (700, 28984), (800, 25361), (1120, 18115), (1400, 14492), (2800, 7246), (3623, 5600)]