2521400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 6703440

約数和(自身を除く): 4182040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 1801, 3602, 7204, 9005, 12607, 14408, 18010, 25214, 36020, 45025, 50428, 63035, 72040, 90050, 100856, 126070, 180100, 252140, 315175, 360200, 504280, 630350, 1260700, 2521400]

約数ペア:

[(1, 2521400), (2, 1260700), (4, 630350), (5, 504280), (7, 360200), (8, 315175), (10, 252140), (14, 180100), (20, 126070), (25, 100856), (28, 90050), (35, 72040), (40, 63035), (50, 50428), (56, 45025), (70, 36020), (100, 25214), (140, 18010), (175, 14408), (200, 12607), (280, 9005), (350, 7204), (700, 3602), (1400, 1801)]