680940268

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{2397677}}^1$

素因数の和:2397752

約数の個数: 12

約数和(自身を含む): 1208429712

約数和(自身を除く): 527489444

約数列:

[1, 2, 4, 71, 142, 284, 2397677, 4795354, 9590708, 170235067, 340470134, 680940268]

約数ペア:

[(1, 680940268), (2, 340470134), (4, 170235067), (71, 9590708), (142, 4795354), (284, 2397677)]