680606408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{1978507}}^1$

素因数の和:1978556

約数の個数: 16

約数和(自身を含む): 1305815280

約数和(自身を除く): 625208872

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1978507, 3957014, 7914028, 15828056, 85075801, 170151602, 340303204, 680606408]

約数ペア:

[(1, 680606408), (2, 340303204), (4, 170151602), (8, 85075801), (43, 15828056), (86, 7914028), (172, 3957014), (344, 1978507)]