2840128

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:434

約数の個数: 28

約数和(自身を含む): 5689600

約数和(自身を除く): 2849472

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 223, 398, 446, 796, 892, 1592, 1784, 3184, 3568, 6368, 7136, 12736, 14272, 44377, 88754, 177508, 355016, 710032, 1420064, 2840128]

約数ペア:

[(1, 2840128), (2, 1420064), (4, 710032), (8, 355016), (16, 177508), (32, 88754), (64, 44377), (199, 14272), (223, 12736), (398, 7136), (446, 6368), (796, 3568), (892, 3184), (1592, 1784)]