3973900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{811}}^1$

素因数の和:839

約数の個数: 54

約数和(自身を含む): 10043628

約数和(自身を除く): 6069728

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 811, 980, 1225, 1622, 2450, 3244, 4055, 4900, 5677, 8110, 11354, 16220, 20275, 22708, 28385, 39739, 40550, 56770, 79478, 81100, 113540, 141925, 158956, 198695, 283850, 397390, 567700, 794780, 993475, 1986950, 3973900]

約数ペア:

[(1, 3973900), (2, 1986950), (4, 993475), (5, 794780), (7, 567700), (10, 397390), (14, 283850), (20, 198695), (25, 158956), (28, 141925), (35, 113540), (49, 81100), (50, 79478), (70, 56770), (98, 40550), (100, 39739), (140, 28385), (175, 22708), (196, 20275), (245, 16220), (350, 11354), (490, 8110), (700, 5677), (811, 4900), (980, 4055), (1225, 3244), (1622, 2450)]