2641400

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 6294240

約数和(自身を除く): 3652840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 281, 376, 470, 562, 940, 1124, 1175, 1405, 1880, 2248, 2350, 2810, 4700, 5620, 7025, 9400, 11240, 13207, 14050, 26414, 28100, 52828, 56200, 66035, 105656, 132070, 264140, 330175, 528280, 660350, 1320700, 2641400]

約数ペア:

[(1, 2641400), (2, 1320700), (4, 660350), (5, 528280), (8, 330175), (10, 264140), (20, 132070), (25, 105656), (40, 66035), (47, 56200), (50, 52828), (94, 28100), (100, 26414), (188, 14050), (200, 13207), (235, 11240), (281, 9400), (376, 7025), (470, 5620), (562, 4700), (940, 2810), (1124, 2350), (1175, 2248), (1405, 1880)]