9786280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4993}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 25619220

約数和(自身を除く): 15832940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4993, 9986, 19972, 24965, 34951, 39944, 49930, 69902, 99860, 139804, 174755, 199720, 244657, 279608, 349510, 489314, 699020, 978628, 1223285, 1398040, 1957256, 2446570, 4893140, 9786280]

約数ペア:

[(1, 9786280), (2, 4893140), (4, 2446570), (5, 1957256), (7, 1398040), (8, 1223285), (10, 978628), (14, 699020), (20, 489314), (28, 349510), (35, 279608), (40, 244657), (49, 199720), (56, 174755), (70, 139804), (98, 99860), (140, 69902), (196, 49930), (245, 39944), (280, 34951), (392, 24965), (490, 19972), (980, 9986), (1960, 4993)]