8424080

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{307}}^1$

素因数の和:341

約数の個数: 80

約数和(自身を含む): 22915200

約数和(自身を除く): 14491120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 307, 343, 392, 490, 560, 614, 686, 784, 980, 1228, 1372, 1535, 1715, 1960, 2149, 2456, 2744, 3070, 3430, 3920, 4298, 4912, 5488, 6140, 6860, 8596, 10745, 12280, 13720, 15043, 17192, 21490, 24560, 27440, 30086, 34384, 42980, 60172, 75215, 85960, 105301, 120344, 150430, 171920, 210602, 240688, 300860, 421204, 526505, 601720, 842408, 1053010, 1203440, 1684816, 2106020, 4212040, 8424080]

約数ペア:

[(1, 8424080), (2, 4212040), (4, 2106020), (5, 1684816), (7, 1203440), (8, 1053010), (10, 842408), (14, 601720), (16, 526505), (20, 421204), (28, 300860), (35, 240688), (40, 210602), (49, 171920), (56, 150430), (70, 120344), (80, 105301), (98, 85960), (112, 75215), (140, 60172), (196, 42980), (245, 34384), (280, 30086), (307, 27440), (343, 24560), (392, 21490), (490, 17192), (560, 15043), (614, 13720), (686, 12280), (784, 10745), (980, 8596), (1228, 6860), (1372, 6140), (1535, 5488), (1715, 4912), (1960, 4298), (2149, 3920), (2456, 3430), (2744, 3070)]