4403140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4493}}^1$

素因数の和:4516

約数の個数: 36

約数和(自身を含む): 10758636

約数和(自身を除く): 6355496

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4493, 8986, 17972, 22465, 31451, 44930, 62902, 89860, 125804, 157255, 220157, 314510, 440314, 629020, 880628, 1100785, 2201570, 4403140]

約数ペア:

[(1, 4403140), (2, 2201570), (4, 1100785), (5, 880628), (7, 629020), (10, 440314), (14, 314510), (20, 220157), (28, 157255), (35, 125804), (49, 89860), (70, 62902), (98, 44930), (140, 31451), (196, 22465), (245, 17972), (490, 8986), (980, 4493)]