7120400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{2543}}^1$

素因数の和:2568

約数の個数: 60

約数和(自身を含む): 19558272

約数和(自身を除く): 12437872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2543, 2800, 5086, 10172, 12715, 17801, 20344, 25430, 35602, 40688, 50860, 63575, 71204, 89005, 101720, 127150, 142408, 178010, 203440, 254300, 284816, 356020, 445025, 508600, 712040, 890050, 1017200, 1424080, 1780100, 3560200, 7120400]

約数ペア:

[(1, 7120400), (2, 3560200), (4, 1780100), (5, 1424080), (7, 1017200), (8, 890050), (10, 712040), (14, 508600), (16, 445025), (20, 356020), (25, 284816), (28, 254300), (35, 203440), (40, 178010), (50, 142408), (56, 127150), (70, 101720), (80, 89005), (100, 71204), (112, 63575), (140, 50860), (175, 40688), (200, 35602), (280, 25430), (350, 20344), (400, 17801), (560, 12715), (700, 10172), (1400, 5086), (2543, 2800)]