996910540

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{77041}}^1$

素因数の和:77697

約数の個数: 24

約数和(自身を含む): 2096775072

約数和(自身を除く): 1099864532

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 77041, 154082, 308164, 385205, 770410, 1540820, 49845527, 99691054, 199382108, 249227635, 498455270, 996910540]

約数ペア:

[(1, 996910540), (2, 498455270), (4, 249227635), (5, 199382108), (10, 99691054), (20, 49845527), (647, 1540820), (1294, 770410), (2588, 385205), (3235, 308164), (6470, 154082), (12940, 77041)]