8821258040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31504493}}^1$

素因数の和:31504511

約数の個数: 32

約数和(自身を含む): 22683235680

約数和(自身を除く): 13861977640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31504493, 63008986, 126017972, 157522465, 220531451, 252035944, 315044930, 441062902, 630089860, 882125804, 1102657255, 1260179720, 1764251608, 2205314510, 4410629020, 8821258040]

約数ペア:

[(1, 8821258040), (2, 4410629020), (4, 2205314510), (5, 1764251608), (7, 1260179720), (8, 1102657255), (10, 882125804), (14, 630089860), (20, 441062902), (28, 315044930), (35, 252035944), (40, 220531451), (56, 157522465), (70, 126017972), (140, 63008986), (280, 31504493)]