2938040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1499}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 7695000

約数和(自身を除く): 4756960

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, 1499, 1960, 2998, 5996, 7495, 10493, 11992, 14990, 20986, 29980, 41972, 52465, 59960, 73451, 83944, 104930, 146902, 209860, 293804, 367255, 419720, 587608, 734510, 1469020, 2938040]

約数ペア:

[(1, 2938040), (2, 1469020), (4, 734510), (5, 587608), (7, 419720), (8, 367255), (10, 293804), (14, 209860), (20, 146902), (28, 104930), (35, 83944), (40, 73451), (49, 59960), (56, 52465), (70, 41972), (98, 29980), (140, 20986), (196, 14990), (245, 11992), (280, 10493), (392, 7495), (490, 5996), (980, 2998), (1499, 1960)]